[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][Branch1][C][C][Branch1][Ring2][C][C][O][S][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}, {"from": "gpt", "value": "The molecule is a cysteine thioether that is the S-(4-hydroxy-2-methylbutan-2-yl) derivative of L-cysteine. It is a major component of the urine of the domestic cat. It has a role as a pheromone and a mammalian metabolite. It is a L-cysteine thioether and a non-proteinogenic L-alpha-amino acid. It is a tautomer of a felinine zwitterion."}]