[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=Branch1][C][=O][C][S][C][C][S][=Branch1][C][=O][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is conjugate base of 2-oxopropyl-coenzyme M arising from deprotonation of the sulfonate function. It is a conjugate base of a 2-oxopropyl-CoM."}]