Synonyms: Vinpocetine USP Related Compound B, Vinpocetine USP RC B, Methyl (13aS,13bS)-13a-Ethyl-2,3,5,6,13a,13b-hexahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate, Apovincamine, Vinpocetine Related Compound B, Vincamine Impurity D, Vinpocetine Impurity B,Methyl (13aS,13bS)-13a-Ethyl-2,3,5,6,13a,13b-hexahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate (Apovincamine), Vinpocetine Imp. B (EP)
