6-(Benzyloxy)-9-[(1S,3R,4S)-2-methylene-4-(phenylmethoxy)-3-[(phenylmethoxy)methyl]cyclopentyl]-9H-purine-2-amine , its cas register number 204845-95-4. It also can be called 6-(Benzyloxy)-9-(1S,3R,4S)-4-(benzyloxy)-3-(benzyoxymethyl)-2-methylenecyclopentyl)-9H-purin-2-amine ; and 9H-Purine-2-amine, 9-[(1S, 3R, 4S)-2-methylene-4-(phenylmethoxy)-3-[(phenylmethoxy)methyl]cyclopentyl]-6-(phenylmethoxy) .