Synonyms: 2α,5α-Epoxy-1,2-dihydroakuammilan-17-oic acid methyl ester;Picrinine;2H,12H-6,12A-Epoxy-2,7A-methanoindolo[2,3-A]quinolizine-14-carboxylic acid, 3-ethylidene-1,3,4,6,7,12B-hexahydro-, methyl ester, (2S,3E,6S,12ar,12bs)-;Inchi=1/C20H22N2o3/C1-3-11-10-22-15-8-12(11)17(18(23)24-2)19-9-16(22)25-20(15,19)21-14-7-5-4-6-13(14)19/H3-7,12,15-17,21H,8-10H2,1-2H3/B11-3-/T12-,15+,16+,17,19,20+/m1/s;Methyl (2alpha,5alpha,15alpha,16xi,19E)-1,2-dihydro-2,5-epoxyakuammilan-17-oate;Picrinin