1354695-85-4

Entecavir Impurity 56 Entecavir Impurity 64 4’-epi-Entecavir-di-o-benzyl Ether 2-amino-9-[(1S,3R,4R)-2-methylidene-4-phenylmethoxy-3-(phenylmethoxymethyl)cyclopentyl]-3H-purin-6-one 2-Amino-9-((1S,3R,4R)-4-(benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one