[{"from": "human", "value": "Describe this molecule. [C][C][=Branch1][C][=O][N][C@@H1][Branch1][=Branch2][C][S@@][=Branch1][C][=O][C][C][=C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is an L-alanine derivative in which one of the methyl hydrogens of N-acetyl-L-alanine has been replaced by an (S)-allylsulfinyl group. It is a L-alanine derivative, a L-cysteine derivative, a sulfoxide, a N-acetyl-L-amino acid and an olefinic compound. It is functionally related to an alliin. It is a conjugate acid of a N-acetylalliin(1-)."}]