13564-81-3 2-Amino-N-(2-(5-methoxy-3-indolyl)ethyl)-4-(methylthio)butyramide tartrate (1:1) BUTYRAMIDE, 2-AMINO-N-(2-(5-METHOXY-3-INDOLYL)ETHYL)-4-(METHYLTHIO)-, TARTRATE ( Butyramide, 2-amino-N-(2-(5-methoxy-3-indolyl)ethyl)-4-(methylthio)-, tartrate (1:1) N-Methionyl-5-methoxytryptamine tartrate