Ethyl 4-((dimethylamino)methyl)-5-hydroxy-2-methyl-1-phenylindole-3-carboxylate hydrochloride Indole-3-carboxylic acid, 4-((dimethylamino)methyl)-5-hydroxy-2-methyl-1-phenyl-, ethyl ester, monohydrochloride NL5998636