18-Carbomethoxy-12,13-dimethoxyibogamine 4-25-00-01286 (Beilstein Handbook Reference) 76-98-2 BRN 0060123 Conopharyngine Conopharyngine (iboga) Ibogamine-18-carboxylic acid, 12,13-dimethoxy-, methyl ester (9CI)