1 EQ1 2-amino-1-[(R)-{[(2r,3s,4r,5r)-5-(2-amino-6-oxo-1,6-dihydro-9h-purin-9-yl)-3,4-dihydroxyoxolan-2-yl]methoxy}(hydroxy)phosphoryl]-3-[(S)-{[(2r,3s,4r,5r)-5-(2-amino-6-oxo-1,6-dihydro-9h-purin-9-yl)-3,4-dihydroxyoxolan-2-yl]methoxy}(hydroxy)phosphoryl]-1h-imidazol-3-ium 1.000 2 WZW [(2~{R},3~{S},4~{R},5~{R})-5-(6-aminopurin-9-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methoxy-[2-azanyl-3-[[(2~{R},3~{S},4~{R},5~{R})-5-(2-azanyl-6-oxidanylidene-1~{H}-purin-9-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methoxy-oxidanyl-phosphoryl]imidazol-1-yl]phosphinic acid 0.943