[{"from": "human", "value": "Provide a description of this molecule. [C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=Branch1][Branch1][=C][N][Ring1][=Branch1][C][C][C][C][=Branch1][C][=O][N][C@@H1][Branch1][Ring1][C][S][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is an N-acyl-L-alpha-amino acid anion resulting from the deprotonation of the carboxy group of N-[4-(indol-3-yl)butanoyl]-L-cysteine. The major species at pH 7.3. It is a conjugate base of a N-[4-(indol-3-yl)butanoyl]-L-cysteine."}]