Block

19849898
0x970400df0c37b78c0343bcffe67b359e04f23f35bd975b67c288b8b4e248e8d5
Transactions176
Height19849898
Confirmations2029691
Timestamp283 days 10 hours ago
Size (bytes)176771
Version
Merkle Root
Nonce0x0000000000000000
Bits
Difficulty0x0

Transactions

0x27e14ca887ec987e45a1871e4da8b4486e7582874ce2355fb9fcb8bf37d4b216
mined 283 days 10 hours ago
0x3d21e25a
0xE1C5d6052d51000122FA53Df5C3B52aa0Ae93F8b
 
0xFc99f58A8974A4bc36e60E2d490Bb8D72899ee9f
0.002210805273 ETH5.97 EUR5.76 EUR
ERC20 Token Transfers
0xc7bBeC68d12a0d1830360F8Ec58fA599bA1b0e9b
 
0xFc99f58A8974A4bc36e60E2d490Bb8D72899ee9f
6.448127 USDT0.002370 ETH6.17 EUR
0x3b3ae790Df4F312e745D270119c6052904FB6790
 
0xc7bBeC68d12a0d1830360F8Ec58fA599bA1b0e9b
0.002210805273 WETH0.002210 ETH5.76 EUR
0xFc99f58A8974A4bc36e60E2d490Bb8D72899ee9f
 
0xFd6eAd5eAB787Df0dECf409F6B088312e7B38E6b
6.448127 USDT0.002370 ETH6.17 EUR
0xFd6eAd5eAB787Df0dECf409F6B088312e7B38E6b
 
0x92e929d8B2c8430BcAF4cD87654789578BB2b786
6.448127 USDT0.002370 ETH6.17 EUR
Fee 0.001061939961773096 ETH2.87 EUR2.77 EUR (3.615717896 Gwei/gas)
2029691 confirmations0.002210805273 ETH5.97 EUR5.76 EUR
0xc5aa16366c92c82e4d0735ac45561f3f7ce3a175f2aea074747b0d6d769b7b21
mined 283 days 10 hours ago
0x2b66541d
0xae2Fc483527B8EF99EB5D9B44875F005ba1FaE13
 
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
0.00000000000000017 ETH0.00 EUR0.00 EUR
ERC20 Token Transfers
0x541D846ddfA1eFC15CA612bD76E2B595056edC8c
 
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
14326.187031502960413055 MASA0.237671 ETH619.07 EUR
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
 
0x541D846ddfA1eFC15CA612bD76E2B595056edC8c
0.61272289060061184 WETH0.612411 ETH1595.17 EUR
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
 
0x541D846ddfA1eFC15CA612bD76E2B595056edC8c
14326.1862774519387809 MASA0.237671 ETH619.07 EUR
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
 
0x541D846ddfA1eFC15CA612bD76E2B595056edC8c
0.19242346908941654 WETH0.192326 ETH500.96 EUR
0xc7bBeC68d12a0d1830360F8Ec58fA599bA1b0e9b
 
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
3.706584640818736795 WETH3.704701 ETH9649.78 EUR
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
 
0xc7bBeC68d12a0d1830360F8Ec58fA599bA1b0e9b
10840.512256 USDT3.985189 ETH10380.38 EUR
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
 
Uniswap V2
31611011.257597952 PATTON0.003218 ETH8.38 EUR
Uniswap V2
 
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
0.126483492627283968 WETH0.126419 ETH329.29 EUR
Fee 0.001598073518883672 ETH4.31 EUR4.16 EUR (3.115717896 Gwei/gas)
2029691 confirmations0.00000000000000017 ETH0.00 EUR0.00 EUR
0x6372c80ad93287cc99924aacf0718fd34a56c75d3fce1cf66cf1b125886f6f2f
mined 283 days 10 hours ago
Execute (0x3593564c)
0x83D6a5590f9DC2EC0C93F40aF4933B4014446c2A
 
0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD
1 ETH2698.81 EUR2604.74 EUR
ERC20 Token Transfers
0x541D846ddfA1eFC15CA612bD76E2B595056edC8c
 
0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD
23205.482968473935979106 MASA0.384979 ETH1002.77 EUR
0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD
 
0x541D846ddfA1eFC15CA612bD76E2B595056edC8c
1 WETH0.999492 ETH2603.42 EUR
0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD
 
0x000000fee13a103A10D593b9AE06b3e05F2E7E1c
58.013707421184839947 MASA0.000962 ETH2.51 EUR
0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD
 
0x83D6a5590f9DC2EC0C93F40aF4933B4014446c2A
23147.469261052751139159 MASA0.384017 ETH1000.26 EUR
Fee 0.000453894428730752 ETH1.22 EUR1.18 EUR (3.162762896 Gwei/gas)
2029691 confirmations1 ETH2698.81 EUR2604.74 EUR
0xf32a5e2b4a6f3d36384267b502212bcc5281887326ce72d5e5a76b6c24f0c4f3
mined 283 days 10 hours ago
0x3d21e25a
0x6990BCeCcF1732Dfa8646538b37A341793639208
 
0xFc99f58A8974A4bc36e60E2d490Bb8D72899ee9f
0 ETH0.00 EUR0.00 EUR
ERC20 Token Transfers
0xc7bBeC68d12a0d1830360F8Ec58fA599bA1b0e9b
 
0x3b3ae790Df4F312e745D270119c6052904FB6790
0.339887816711177729 WETH0.339715 ETH884.87 EUR
0x6990BCeCcF1732Dfa8646538b37A341793639208
 
0xc7bBeC68d12a0d1830360F8Ec58fA599bA1b0e9b
996.750115 USDT0.366425 ETH954.44 EUR
0x127452F3f9cDc0389b0Bf59ce6131aA3Bd763598
 
0xFc99f58A8974A4bc36e60E2d490Bb8D72899ee9f
6.774076127 SOL0.423895 ETH1104.14 EUR
0x3b3ae790Df4F312e745D270119c6052904FB6790
 
0x127452F3f9cDc0389b0Bf59ce6131aA3Bd763598
0.339887816711177729 WETH0.339715 ETH884.87 EUR
0xFc99f58A8974A4bc36e60E2d490Bb8D72899ee9f
 
0x118C7e8d8f7e088018Edf0Fb9f3bAC0CE7490689
6.774076127 SOL0.423895 ETH1104.14 EUR
0x118C7e8d8f7e088018Edf0Fb9f3bAC0CE7490689
 
0xCafd2f0A35A4459fA40C0517e17e6fA2939441CA
6.77407612 SOL0.423895 ETH1104.14 EUR
0xCafd2f0A35A4459fA40C0517e17e6fA2939441CA
 
0x3ee18B2214AFF97000D974cf647E7C347E8fa585
6.77407612 SOL0.423895 ETH1104.14 EUR
0x3ee18B2214AFF97000D974cf647E7C347E8fa585
 
0x0000000000000000000000000000000000000000
6.77407612 SOL0.423895 ETH1104.14 EUR
Fee 0.001835880761694 ETH4.95 EUR4.78 EUR (3.615717896 Gwei/gas)
2029691 confirmations0 ETH0.00 EUR0.00 EUR
0x089947196e6f0b8219424c653f4645d138f28b1527d0ed1a117b12e063cbe73e
mined 283 days 10 hours ago
Execute (0x3593564c)
0x9B668e648920802ABDB159471349320453145D3e
 
0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD
0 ETH0.00 EUR0.00 EUR
ERC20 Token Transfers
0x9B668e648920802ABDB159471349320453145D3e
 
Uniswap V2
80891198.884829577 PATTON0.008234 ETH21.45 EUR
Uniswap V2
 
0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD
0.32080792936783211 WETH0.320645 ETH835.20 EUR
0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD
 
0x000000fee13a103A10D593b9AE06b3e05F2E7E1c
0.00080201982341958 WETH0.000802 ETH2.09 EUR
Fee 0.000536129328654432 ETH1.45 EUR1.40 EUR (3.395286558 Gwei/gas)
2029691 confirmations0 ETH0.00 EUR0.00 EUR
0x66cb8b40adb02319398c593acaa7bc453f7ba3d6b8c743c90e9cedb42f66d720
mined 283 days 10 hours ago
0x2b78541d
0xae2Fc483527B8EF99EB5D9B44875F005ba1FaE13
 
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
0.00000000000000017 ETH0.00 EUR0.00 EUR
ERC20 Token Transfers
0x541D846ddfA1eFC15CA612bD76E2B595056edC8c
 
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
3387.468871275610290899 MASA0.056198 ETH146.38 EUR
0x541D846ddfA1eFC15CA612bD76E2B595056edC8c
 
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
0.663808504300157176 WETH0.663471 ETH1728.17 EUR
0x541D846ddfA1eFC15CA612bD76E2B595056edC8c
 
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
0.145469464278728705 WETH0.145396 ETH378.72 EUR
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
 
0x541D846ddfA1eFC15CA612bD76E2B595056edC8c
3387.46933516796125214 MASA0.056198 ETH146.38 EUR
0xc7bBeC68d12a0d1830360F8Ec58fA599bA1b0e9b
 
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
10843.333377 USDT3.986226 ETH10383.08 EUR
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
 
0xc7bBeC68d12a0d1830360F8Ec58fA599bA1b0e9b
3.706584368381829624 WETH3.704700 ETH9649.78 EUR
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
 
Uniswap V2
0.125637023292719104 WETH0.125573 ETH327.09 EUR
Uniswap V2
 
0x6b75d8AF000000e20B7a7DDf000Ba900b4009A80
31612210.778210304 PATTON0.003218 ETH8.38 EUR
Fee 0.004157232682918224 ETH11.22 EUR10.83 EUR (12.034740684 Gwei/gas)
2029691 confirmations0.00000000000000017 ETH0.00 EUR0.00 EUR
0xeea9ce99db5a92daaab54433ccdd51284b77c5c4e41120f1460b909ab7f682f6
mined 283 days 10 hours ago
0x5e9833a5
0x0Accdec89056DF95424Bf7EB1515542B00a40336
 
0xcB83cA9633Ad057Bd88A48a5B6e8108D97Ad4472
0 ETH0.00 EUR0.00 EUR
ERC20 Token Transfers
0xcB83cA9633Ad057Bd88A48a5B6e8108D97Ad4472
 
Uniswap V2
0.216273478254622912 WETH0.216164 ETH563.05 EUR
Uniswap V2
 
0x3B82fF2eA45595c8D0C79a2E5749b7347dd4970a
2270.236292167 THREE0.013871 ETH36.13 EUR
Fee 0.00106296631459795 ETH2.87 EUR2.77 EUR (8.38004111 Gwei/gas)
2029691 confirmations0 ETH0.00 EUR0.00 EUR
0xb06d62950d9cf9dfb1b49b069e0b874659e8eac99ecd7f770de5089e033ff8f9
mined 283 days 10 hours ago
Approve (0x095ea7b3)
0x1Da27FaE79b4D83C4b3508c8F4d0dFcFE45209Bf
 
Shuffle
0 ETH0.00 EUR0.00 EUR
Fee 0.000241482347562784 ETH0.65 EUR0.63 EUR (5.115717896 Gwei/gas)
2029691 confirmations0 ETH0.00 EUR0.00 EUR
0x5310466aa1255da889f98b489505eedcdd36c6a90a98d1c02853519a15274d71
mined 283 days 10 hours ago
Execute (0x24856bc3)
0x1Da27FaE79b4D83C4b3508c8F4d0dFcFE45209Bf
 
0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD
0 ETH0.00 EUR0.00 EUR
ERC20 Token Transfers
0x0c87D64E694bc8f8A621702Efd72b1a4E1bb5a94
 
0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD
2674780.04694 BSKT0.000485 ETH1.26 EUR
0x1Da27FaE79b4D83C4b3508c8F4d0dFcFE45209Bf
 
0x0c87D64E694bc8f8A621702Efd72b1a4E1bb5a94
172 SHFL0.013474 ETH35.10 EUR
0x9ad8109813DB8d76F3B638F899470a70e43df820
 
0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD
0.013864803876245493 WETH0.013858 ETH36.10 EUR
0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD
 
0x9ad8109813DB8d76F3B638F899470a70e43df820
2674780.04694 BSKT0.000485 ETH1.26 EUR
0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD
 
0x000000fee13a103A10D593b9AE06b3e05F2E7E1c
0.000034662009690613 WETH0.000035 ETH0.09 EUR
Fee 0.001332649627625896 ETH3.60 EUR3.47 EUR (5.115717896 Gwei/gas)
2029691 confirmations0 ETH0.00 EUR0.00 EUR
0x36b7ff5dd5fcf8f94efde1a3db40a1f6f38c31e00c09178753f854dccb062857
mined 283 days 10 hours ago
Failed
Swap (0x5f575529)
0x8F61F320f4fFff84FA45A4fef7C17de608985467
 
0x881D40237659C251811CEC9c364ef91dC08D300C
0 ETH0.00 EUR0.00 EUR
Fee 0.001067430812348952 ETH2.88 EUR2.78 EUR (3.212666136 Gwei/gas)
2029691 confirmations0 ETH0.00 EUR0.00 EUR
0xaadff56bc46cf7ed95fdc36812f6bf8082c47c81a37b0a4f4a51a0cded90ffa4
mined 283 days 10 hours ago
0x5e05b33c
nakiri.eth
 
0x29469395eAf6f95920E59F858042f0e28D98a20B
0 ETH0.00 EUR0.00 EUR
Fee 0.000121219701807616 ETH0.33 EUR0.32 EUR (3.215717896 Gwei/gas)
2029691 confirmations0 ETH0.00 EUR0.00 EUR
0x53ca49f656e8c5655aa64fddf019324045b29e1e8304cfff9815c5a4f04086d1
mined 283 days 10 hours ago
Withdraw ETH (0x4782f779)
0xa377aa6822603Cc52e4e9ed6eaa045c46Ef6b3E2
 
0x92e929d8B2c8430BcAF4cD87654789578BB2b786
0 ETH0.00 EUR0.00 EUR
Fee 0.000190113913873774 ETH0.51 EUR0.50 EUR (3.164820194 Gwei/gas)
2029691 confirmations0 ETH0.00 EUR0.00 EUR
0xca9474505b561ed2549c9bf0321eb84f7e9676e57760a9f9330b65c4466ef018
mined 283 days 10 hours ago
Transfer
0x4d7DBfEC66592c291FA5D39A271e6A86F2D41a69
 
0x4d7DBfEC66592c291FA5D39A271e6A86F2D41a69
0.000444 ETH1.20 EUR1.16 EUR
Fee 0.000066126117729 ETH0.18 EUR0.17 EUR (3.148862749 Gwei/gas)
2029691 confirmations0.000444 ETH1.20 EUR1.16 EUR
0xe0219d30a01f3b6a77f54df895d558380a46798015e00653518e77bea0d139d9
mined 283 days 10 hours ago
0x8f65c079
0xFB36D398296746a0242ACca61F288273B782356d
 
0xdB44fb37C77B459a732e4aE130EC31271b1844Cb
0.001 ETH2.70 EUR2.60 EUR
ERC20 Token Transfers
0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
 
Uniswap V2
0.000992 WETH0.000991 ETH2.58 EUR
Uniswap V2
 
Etherpets
16.539683118 EPETS0.000001 ETH0.00 EUR
Uniswap V2
 
0xFB36D398296746a0242ACca61F288273B782356d
534.783087512 EPETS0.000035 ETH0.09 EUR
Fee 0.001704736 ETH4.60 EUR4.44 EUR (11 Gwei/gas)
2029691 confirmations0.001 ETH2.70 EUR2.60 EUR
0xbbbfa390be166a63150d050896ad9237ccf27faca4605bed56529bb8f3ed6820
mined 283 days 10 hours ago
Transfer (0xa9059cbb)
0xF49077d41b91303BAEA695E383EE13403819F48f
 
Tether USD
0 ETH0.00 EUR0.00 EUR
ERC20 Token Transfers
0xF49077d41b91303BAEA695E383EE13403819F48f
 
0x75e89d5979E4f6Fba9F97c104c2F0AFB3F1dcB88
9105.583 USDT3.347394 ETH8719.09 EUR
Fee 0.000429398297303213 ETH1.16 EUR1.12 EUR (10.391769253 Gwei/gas)
2029691 confirmations0 ETH0.00 EUR0.00 EUR
0x78b3e8c289ed4a4ffa8e5a009444ad37ea6241f86ed588b1848240769cc4a5aa
mined 283 days 10 hours ago
Transfer (0xa9059cbb)
0xf51cfAa2dA745A5A80d56Df666153A065Ef4f8E8
 
Tether USD
0 ETH0.00 EUR0.00 EUR
ERC20 Token Transfers
0xf51cfAa2dA745A5A80d56Df666153A065Ef4f8E8
 
0x75e89d5979E4f6Fba9F97c104c2F0AFB3F1dcB88
18400 USDT6.764208 ETH17619.00 EUR
Fee 0.000429273596072177 ETH1.16 EUR1.12 EUR (10.391769253 Gwei/gas)
2029691 confirmations0 ETH0.00 EUR0.00 EUR
0x5dda6bddf52e03922e65328692f2d4578aab2736447522ea9553ba2f06c571be
mined 283 days 10 hours ago
Transfer
0x75e89d5979E4f6Fba9F97c104c2F0AFB3F1dcB88
 
0x59dE23797543B46A6366072c516A69143E1AeeF0
0.007 ETH18.89 EUR18.23 EUR
Fee 0.000218227154313 ETH0.59 EUR0.57 EUR (10.391769253 Gwei/gas)
2029691 confirmations0.007 ETH18.89 EUR18.23 EUR
0x04ca6eff9709b4eefded5f8e7ea639a571eec30f6b026e3aa39a00c21284a247
mined 283 days 10 hours ago
Validate Transaction Proof V1 (0x252f7b01)
0xe93685f3bBA03016F02bD1828BaDD6195988D950
 
0x902F09715B6303d4173037652FA7377e5b98089E
0 ETH0.00 EUR0.00 EUR
Fee 0.000787727672099706 ETH2.13 EUR2.05 EUR (3.863948241 Gwei/gas)
2029691 confirmations0 ETH0.00 EUR0.00 EUR
0xbcc44ab12e998f291b310d40572be7d9a1e9dd544cd65105996427bbc8bec10f
mined 283 days 10 hours ago
Transfer
0x2f2c5c95f0EeE6a767876b3B8002DDf11751cCCe
 
0x0e747EB2ff0F26fB77c3a1eA67EE07FAc2DbB783
0.00151408 ETH4.09 EUR3.94 EUR
Fee 0.00021 ETH0.57 EUR0.55 EUR (10 Gwei/gas)
2029691 confirmations0.00151408 ETH4.09 EUR3.94 EUR
0xe829f243578a94ccb41d7e30cb51d397f6c76fd2990f60f3fbde027d717ae14b
mined 283 days 10 hours ago
Transfer
0x4117Fc21e3b8654eaB7C386756AaCd40Dd9178A9
 
0x0e747EB2ff0F26fB77c3a1eA67EE07FAc2DbB783
0.001514 ETH4.09 EUR3.94 EUR
Fee 0.00021 ETH0.57 EUR0.55 EUR (10 Gwei/gas)
2029691 confirmations0.001514 ETH4.09 EUR3.94 EUR
0x330071b4c72e49f02b17be0473631b9c8bd8e4a456020775c472f57a1f0b44ec
mined 283 days 10 hours ago
Transfer
0x264bd8291fAE1D75DB2c5F573b07faA6715997B5
 
0x61d56F5CcEa1Fd9dE71Db3BF3ff7fb7241b1477a
0.03395205 ETH91.63 EUR88.44 EUR
Fee 0.00021 ETH0.57 EUR0.55 EUR (10 Gwei/gas)
2029691 confirmations0.03395205 ETH91.63 EUR88.44 EUR
0xe0868b8a955398437d76a24db96aa4b7b6ccc0f26785ff959cf1e44ebfbb207c
mined 283 days 10 hours ago
Transfer (0xa9059cbb)
0x9e671a5Cf53fe6e1C23C92B2fB1F2E66245a15fA
 
Tether USD
0 ETH0.00 EUR0.00 EUR
ERC20 Token Transfers
0x9e671a5Cf53fe6e1C23C92B2fB1F2E66245a15fA
 
0xa690621b1D2F8cc06dE2De11e4cf69935F82655A
300.064514 USDT0.110310 ETH287.33 EUR
Fee 0.000258432566768234 ETH0.70 EUR0.67 EUR (6.256083826 Gwei/gas)
2029691 confirmations0 ETH0.00 EUR0.00 EUR
0xab42a08292c08e790b1c319836d196612d97d065feeaee4c40c5e38e2955ee51
mined 283 days 10 hours ago
Transfer (0xa9059cbb)
0x25FD220265274CeA3B65E850212E54415eA7412a
 
Tether USD
0 ETH0.00 EUR0.00 EUR
ERC20 Token Transfers
0x25FD220265274CeA3B65E850212E54415eA7412a
 
0xa690621b1D2F8cc06dE2De11e4cf69935F82655A
324.74568 USDT0.119383 ETH310.96 EUR
Fee 0.000258432566768234 ETH0.70 EUR0.67 EUR (6.256083826 Gwei/gas)
2029691 confirmations0 ETH0.00 EUR0.00 EUR
0xcd71f03c1f014d47cf6579ee8f0277b6b694f0015c1241ce9b526402b11a2db3
mined 283 days 10 hours ago
Transfer (0xa9059cbb)
0x227c77a0D1859010D427Cab2ABD5739CB57806A9
 
Tether USD
0 ETH0.00 EUR0.00 EUR
ERC20 Token Transfers
0x227c77a0D1859010D427Cab2ABD5739CB57806A9
 
0xa690621b1D2F8cc06dE2De11e4cf69935F82655A
566.88186 USDT0.208397 ETH542.82 EUR
Fee 0.000258432566768234 ETH0.70 EUR0.67 EUR (6.256083826 Gwei/gas)
2029691 confirmations0 ETH0.00 EUR0.00 EUR
0x19bb0194e3809113b7943695a314be9436d0ccca2ad2dee1efa12a0541317932
mined 283 days 10 hours ago
Transfer (0xa9059cbb)
0x21a31Ee1afC51d94C2eFcCAa2092aD1028285549
 
Tether USD
0 ETH0.00 EUR0.00 EUR
ERC20 Token Transfers
0x21a31Ee1afC51d94C2eFcCAa2092aD1028285549
 
0xbb19F461e305F7F7d703Fc592a08339AaDfE575e
205 USDT0.075362 ETH196.30 EUR
Fee 0.000323359412488264 ETH0.87 EUR0.84 EUR (5.115717896 Gwei/gas)
2029691 confirmations0 ETH0.00 EUR0.00 EUR