Butyramide, 2-amino-N-(2-(5-methoxy-3-indolyl)ethyl)-, L-, tartrate (1:1) ES4260460 L-2-Amino-N-(2-(5-methoxy-3-indolyl)ethyl)butyramide tartrate (1:1) L-alpha-Aminobutyryl-5-methoxytryptamine tartrate