2-amino-9-((1S,3R,4S)-4-(hydroxydimethylsilyl)-3-(hydroxymethyl)-2-methylenecyclopentyl)-3H-purin-6(9H)-one;2-Amino-1,9-dihydro-9-[(1S,3R,4S)-4-(hydroxydimethylsilyl)-3-(hydroxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one;4-Dehydroxy-4-dimethylhydroxysilyl Entecavir
2-amino-9-((1S,3R,4S)-4-(hydroxydimethylsilyl)-3-(hydroxymethyl)-2-methylenecyclopentyl)-3H-purin-6(9H)-one;2-Amino-1,9-dihydro-9-[(1S,3R,4S)-4-(hydroxydimethylsilyl)-3-(hydroxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one;4-Dehydroxy-4-dimethylhydroxysilyl Entecavir