190931938[(2R,3R,4R,5R)-4-acetyloxy-2-(hydroxymethyl)-5-[2-(2-methylpropanoylamino)-6-oxo-1H-purin-9-yl]oxolan

190931939[(2R,3R,4R,5R)-5-(2-acetamido-6-oxo-1H-purin-9-yl)-4-acetyloxy-2-(hydroxymethyl)oxolan-3-yl]acetate

190931940[(2R,3R,4R,5R)-2-(hydroxymethyl)-5-[2-(2-methylpropanoylamino)-6-oxo-1H-purin-9-yl]-4-(2-methylpropan

1909319411-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-1,3-diazinane-2,4-dione

190931942Methyl 15-ethyl-17-hydroxy-1,11-diazapentacyclo[9.6.2.02,7.08,18.015,19]nonadeca-2,4,6,8(18)-tetraene

190931943Methyl (15R,17R,19R)-15-ethyl-17-hydroxy-1,11-diazapentacyclo[9.6.2.02,7.08,18.015,19]nonadeca-2,4,6,

190931944Methyl (15S,19S)-15-ethyl-1,11-diazapentacyclo[9.6.2.02,7.08,18.015,19]nonadeca-2,4,6,8(18),16-pentae

190931945(15S,19S)-15-ethyl-1,11-diazapentacyclo[9.6.2.02,7.08,18.015,19]nonadeca-2,4,6,8(18),16-pentaene-17-c

190931946Methyl (15R,17S,19R)-15-ethyl-17-hydroxy-1,11-diazapentacyclo[9.6.2.02,7.08,18.015,19]nonadeca-2,4,6,

190931947Ethyl (15S,17S,19S)-15-ethyl-17-hydroxy-1,11-diazapentacyclo[9.6.2.02,7.08,18.015,19]nonadeca-2,4,6,8

190931948Ethyl (15S,17R,19S)-15-ethyl-17-hydroxy-1,11-diazapentacyclo[9.6.2.02,7.08,18.015,19]nonadeca-2,4,6,8

190931949(2R,3R,4S,5R)-2-(2-aminopurin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol