Synonyms: Isosarpan;Hydrosarpan 711;AC1L4SIY;57063-25-9;AR-1J6220;methyl(19|A)-19-methyl-16,17-didehydro-18-oxayohimban-16-carboxylate- 4-{1-hydroxy-2-[4-(2-methoxyphenyl)piperazin-1-yl]ethyl}benzene-1,2-diol(1:1);Oxayohimban-16-carboxylic acid, 16,17-didehydro-19-methyl-, methyl ester, (19alpha)-, mixt. with 4-(1-hydroxy-2-(4-(2-methoxyphenyl)-1-piperazinyl)ethyl)-1,2-benzenediol