中文别名：
3,4EPI恩替卡韦 (1S,3S,4R);恩替卡韦杂质SSR;(1S,3S,4R)-恩替卡韦;恩替卡韦(S,S,R)-异构体(恩替卡韦杂质66)
英文别名：
(1S,3S,4R)-Entecavir;2-amino-9-((1S,3S,4R)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one;(1R,2S,4R)-4-(2-amino-6-chloro-9H-purin-9-yl)-2-(hydroxymethyl)-3-methylenecyclopentan-1-ol;2-amino-9-((1S,3S,4R)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl)-1H-purin-6(9H)-one;(1S,3S,4R)-ent-Entecavir;Entecavir impurity 6/(1S,3S,4R)-Entecavir/2-Amino-1,9-dihydro-9-[(1S,3S,4R)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one;6H-Purin-6-one, 2-amino-1,9-dihydro-9-[(1S,3S,4R)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl]-;Entecavir (S,S,R)-Isomer
