1 06S O-[(2r,3s,4r,5r)-5-(2-amino-6-oxo-3,6-dihydro-9h-purin-9-yl)-2-({[(S)-({(2r,3s,4r,5r)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-4-hydroxy-2-[(thiophosphonooxy)methyl]tetrahydrofuran-3-yl}oxy)(sulfanyl)phosphoryl]oxy}methyl)-4-hydroxytetrahydrofuran-3-yl] dihydrogen (S)-phosphorothioate 1.000 2 UCG 3'-O-[(R)-{[(2r,3ar,4r,6r,6ar)-6-(2-amino-6-oxo-1,6-dihydro-9h-purin-9-yl)-2-hydroxy-2-oxidotetrahydrofuro[3,4-D][1,3,2]dioxaphosphol-4-yl]methoxy}(hydroxy)phosphoryl]uridine 5'-(dihydrogen phosphate) 0.727 3 C2E 9,9'-[(2r,3r,3as,5s,7ar,9r,10r,10as,12s,14ar)-3,5,10,12-tetrahydroxy-5,12-dioxidooctahydro-2h,7h-difuro[3,2-D:3',2'-j][1,3,7,9,2,8]tetraoxadiphosphacyclododecine-2,9-diyl]bis(2-amino-1,9-dihydro-6h-purin-6-one) 0.709 4 ECI [(2~{R},3~{S},4~{R},5~{R})-5-(6-aminopurin-9-yl)-2-[[[(2~{R},3~{S},4~{R},5~{R})-5-(2-azanyl-6-oxidanylidene-1~{H}-purin-9-yl)-2-(hydroxymethyl)-4-oxidanyl-oxolan-3-yl]oxy-sulfanyl-phosphoryl]oxymethyl]-4-oxidanyl-oxolan-3-yl]oxy-sulfanyl-phosphinic acid 0.709 5 9B7 3',3'-cdimp 0.704 6 C2I 9-[(1r,6r,8r,9s,10r,15s,17r,18s)-3,9,12,18-tetrakis(oxidanyl)-3,12-bis(oxidanylidene)-17-(6-oxidanylidene-3h-purin-9-yl)-2,4,7,11,13,16-hexaoxa-3$L^{5},12$L^{5}-diphosphatricyclo[13.3.0.0^{6,10}]octadecan-8-yl]-3h-purin-6-one 0.704