Entecavir hydrate209216-23-9100 % similar Entecavir142217-69-494 % similar Deoxyguanosine961-07-958 % similar (1R,3R,4R)-Entecavir1367369-76-354 % similar 2-Amino-9-((1S,3S,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one1367369-77-454 % similar (1'S,3'S,4'S)-Entecavir isomer1367369-80-954 % similar 2-Amino-9-((1R,3S,4R)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one188399-46-454 % similar Guanosine118-00-352 % similar 9-Beta-D-arabinofuranosylguanine38819-10-252 % similar Guanosine85-30-352 % similar Dideoxyguanosine85326-06-351 % similar 2-Amino-9-(2-deoxy-2-fluoro-β-D-arabinofuranosyl)-1,9-dihydro-6H-purin-6-one103884-98-649 % similar 3′-Deoxy-3′-fluoroguanosine123402-21-149 % similar 3′-O-Methylguanosine10300-27-347 % similar 2′-O-Methylguanosine2140-71-847 % similar Penciclovir39809-25-147 % similar 2′-C-Methylguanosine374750-30-847 % similar Ganciclovir82410-32-046 % similar Deoxyguanosine monophosphate902-04-545 % similar 2′,3′-Isopropylideneguanosine362-76-545 % similar