The molecule is an N-acyl-L-amino acid that is the N-indole-3-acetyl derivative of L-leucine. It is a N-acyl-L-amino acid, a L-leucine derivative and a N-(indole-3-acetyl)leucine.
(2S)-2-[[2-(1H-indol-3-yl)acetyl]amino]-4-methylpentanoic acid