Entecavir142217-69-4100 % similar Entecavir hydrate209216-23-994 % similar Deoxyguanosine961-07-961 % similar (1R,3R,4R)-Entecavir1367369-76-357 % similar 2-Amino-9-((1S,3S,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one1367369-77-457 % similar (1'S,3'S,4'S)-Entecavir isomer1367369-80-957 % similar 2-Amino-9-((1R,3S,4R)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one188399-46-457 % similar Guanosine118-00-354 % similar 9-Beta-D-arabinofuranosylguanine38819-10-254 % similar Guanosine85-30-354 % similar Dideoxyguanosine85326-06-353 % similar 2-Amino-9-(2-deoxy-2-fluoro-β-D-arabinofuranosyl)-1,9-dihydro-6H-purin-6-one103884-98-651 % similar 3′-Deoxy-3′-fluoroguanosine123402-21-151 % similar 3′-O-Methylguanosine10300-27-349 % similar 2′-O-Methylguanosine2140-71-849 % similar Penciclovir39809-25-149 % similar 2′-C-Methylguanosine374750-30-849 % similar Ganciclovir82410-32-048 % similar Deoxyguanosine monophosphate902-04-547 % similar 2′,3′-Isopropylideneguanosine362-76-547 % similar