Synonyms: Aricine(6CI,7CI,8CI); (-)-Aricine; 10-Methoxytetrahydroalstonine;4H-Indolo[2,3-a]pyrano[3,4-g]quinolizine-1-carboxylic acid,4a,5,7,8,13,13b,14,14a-octahydro-10-methoxy-4-methyl-, methyl ester,(4S,4aS,13bS,14aS)-; Alkaloid D from Cinchona ledgeriana; Aricin; Cinchovatin;Cinchovatine; Heterophylline; Heterophylline (Rauwolfia); NSC 72136