[{"from": "human", "value": "Describe this molecule. [C][C@H1][Branch2][Ring1][Branch1][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][C][=Branch1][C][=O][C][C][C][C][C][C][S][O][P][=Branch1][C][=O][Branch1][C][O][O]"}, {"from": "gpt", "value": "The molecule is a L-threonine derivative. It has a role as a coenzyme. It is a conjugate acid of a coenzyme B(3-)."}]