Uridine 5'-(tetrahydrogen triphosphate), 5-[(1E)-3-[[4-[[6-[[5-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1-oxopentyl]amino]-1-oxohexyl]amino]-1-oxobutyl]amino]-1-propen-1-yl]-
Uridine 5'-(tetrahydrogen triphosphate), 5-[(1E)-3-[[4-[[6-[[5-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1-oxopentyl]amino]-1-oxohexyl]amino]-1-oxobutyl]amino]-1-propen-1-yl]-