Synonyms: 3b,20a-Yohimban-16b-carboxylic acid, 17a,18b-dihydroxy-, methyl ester, 18-(3,4,5-trimethoxybenzoate) (8CI); Raunescine(6CI,7CI); Benz[g]indolo[2,3-a]quinolizine, yohimban-16-carboxylic acid deriv.;3,4,5-Trimethoxybenzoyl methyl raunescate; NSC 72122; Raunescin