[{"from": "human", "value": "What can you tell me about this molecule? [C][C][N][Branch1][S][C][C][N][Ring1][=Branch1][C][C][S][=Branch1][C][=O][=Branch1][C][=O][O-1][C][C][S][=Branch1][C][=O][=Branch1][C][=O][O-1].[Na+1].[Na+1]"}, {"from": "gpt", "value": "The molecule is an organic salt, being the disodium salt of 2,2'-piperazine-1,4-diylbisethanesulfonic acid (PIPES), a buffering agent. It has a role as a buffer. It contains a 2,2'-piperazine-1,4-diylbisethanesulfonate."}]