1178-29-6 (HYDROCHLORIDE) 3.Beta., 20.alpha.-Yohimban-16.beta.-carboxylic acid, 11,17.alpha., 18.alpha.-trimethoxy-, methyl ester, monohydrochloride 3.Beta.,15.alpha., 20.alpha.-Yohimban-16.beta.-carboxylic acid, 11,17.alpha., 18.alpha.-trimethoxy-,methyl ester, hydrochloride 3.Beta.,20.alpha.-Yohimban-16.beta.-carboxylic acid, 11,17.alpha., 18.alpha.-trimethoxy-, methyl ester, hydrochloride AIDS-156131 AIDS156131 Avicalm Mepireserpate (*hydrochloride*) Mepireserpate hydrochloride Mepiserate (*hydrochloride*) Mepiserate hydrochloride Methoxerpate (*hydrochloride*) Methoxerpate hydrochloride Methyl (3b,16b,17a,18a,20a)-11,17,18-trimethoxyyohimban-16-carboxylate- Methyl 11,17,18-trimethoxyyohimban-16-carboxylate Methyl 11,17.alpha., 18.alpha.-trimethoxy-3.beta., 20.alpha.-yohimban-16.beta.-carboxylate monohydrochloride Metoserpate hydrochloride Metoserpate- NSC169862 (HYDROCHLORIDE) Pacitran SU 9064 Su 8842 (*hydrochloride*) Su 8842 hydrochloride Su-9064 Yohimban-16-carboxylic acid, 11,17,18-trimethoxy-, methyl ester, monohydrochloride, (3.beta.,16.beta.,17.alpha.,18.alpha., 20.alpha.)-