Chemical Name: 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 (as per EP & USP)
Synonym: Apovincamine (EP) ; Vinpocetine USP Related Compound B
Smile: O=C(OC)C1=C[C@@]2(CC)[C@]3([H])N(CCC2)CCC4=C3N1C5=C4C=CC=C5