14369-53-0 4-Amino-N-(2-(5-methoxy-3-indolyl)ethyl)butyramide tartrate (1:1) BUTYRAMIDE, 4-AMINO-N-(2-(5-METHOXY-3-INDOLYL)ETHYL)-, TARTRATE (1:1) gamma-Aminobutyryl-5-methoxytryptamine tartrate