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(1R,3R)-1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid methyl ester monohydrochloride | (1R,3R)-9H-pyrido[3,4-b]indole-3-carboxylic acid hydrochloride | (1R,3R)-9H-pyrido[3,4-B]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyphenyl), methyl ester, hydrochloride | (1R,3R)-9H-Pyrido[3,4-b]indole-3-carboxylic acid,1,2,3,4-tetrahydro-1-(3,4-methylenedioxyph enyl),methyl ester,hydrochloride | (1R,3R)-Methyl 1-(benzo[d][1,3]dioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate hydrochloride and (1R,3R)-9H-Pyrido[3,4-b]indole-3-carboxylic acid, 1,2,3,4-tetrahydro-1-(3,4-methylenedioxyph enyl), methyl ester, hydrochloride