( -)-Methyl 4-ethyl-3a,4,5,6-tetrahydro-3H-indolo(3.2.1-de)(1,5)naphthyridin-1-carboxylat (+-)-Methyl 3-ethyl-2,3,3a,4-tetrahydro-1H-indolo(3,2,1-de)(1,5)naphthyridine-6-carboxylate 1H-Indolo(3,2,1-de)(1,5)naphthyridine-6-carboxylic acid, 3-ethyl-2,3,3a,4-tetrahydro-, methyl ester, (+-)- 70704-03-9 EINECS 274-789-7 Vincantemat Vinconate Vinconate [INN] Vinconato [INN-Spanish] Vinconatum [INN-Latin]