英文同义词: | (2R,3S,5S)-3-(Benzyloxy)-5-(6-(benzyloxy)-2-(((4-methoxyphenyl)diphenylmethyl)-amino)-9H-purin-9-;EntecavirinterMediate;(2R,3S,5S)-3-(Benzyloxy)-5-(6-(benzyloxy)-2-(((4-Methoxyphenyl)diphenylMethyl)aMino)-9H-purin-9-yl)-2-((benzyloxy)Methyl)cyclopentanone;(2R,3S,5S)-3-(Benzyloxy)-5-(6-(benzyloxy)-2-(((4-methoxyphenyl)diphenylmethyl)-amino)-9H-purin;(2R,3S,5S)-3-(Benzyloxy)-5-[2-[[(4-methoxyphenyl)diphenylmethyl]amino]-6-(benzyloxy)-9H-purin-9-yl]-2-(benzyloxymethyl)cyclopentanone;Entecavir interMediate 6;(2R,3S,5S)-3-(Benzyloxy)-5-[2-[[(4-Methoxyphenyl)diphenylMethyl]aMino]-6-(benzyloxy)-9H-purin-9-yl]-2-(benzyloxyMethyl)cyclopentanone (interMediate step 5);(2R,3S,5S)-5-[2-[[(4-methoxyphenyl)-diphenylmethyl]amino]-6-phenylmethoxypurin-9-yl]-3-phenylmethoxy-2-(phenylmethoxymethyl)cyclopentan-1-one |