88461-81-8 INDOLE-3-CARBOXYLIC ACID, 2-((BENZYLAMINO)METHYL)-5-HYDROXY-1-METHYL-, ETHYL EST Indole-3-carboxylic acid, 2-((benzylamino)methyl)-5-hydroxy-1-methyl-, ethyl ester, p-toluenesulfonate (ester), hydrochloride