英文别名trans-Ethyl-16,17-dihydro-apovincaminat; 14,15-dihydro-eburnamenine-14-carboxylic acid ethyl ester; (+)-(14Beta)-Dihydrovinpocetine; (+)-(14β)-Dihydrovinpocetine; ethyl (41S,12S,13aS)-13a-ethyl-2,3,41,5,6,12,13,13a-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]phthyridine-12-carboxylate; Vinpocetine-4; Vinpocetine Impurity 4; ethyl (41S,12S,13aS)-13a-ethyl-2,3,41,5,6,12,13,13a-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate; Ethyl(12S,13aS)-13a-ethyl-2,3,5,6,6a,12,13,13a-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate; 1H-Indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylic acid, 13a-ethyl-2,3,5,6,12,13,13a,13b-octahydro-, ethyl ester, (12S,13aS,13bS)- 
