[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=Branch2][Branch1][=Branch1][=C][C][C][/C][=Branch2][Ring2][=C][=C][/C][C][/C][=Branch2][Ring2][=Branch1][=C][/C@H1][C@@H1][Branch2][Ring1][=Branch1][C@@][Ring1][Ring1][Branch1][C][C][C][C][/C][=C][Branch1][C][\\C][/C][C][C][=C][Branch1][C][C][C][C][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][/C][/C][C]"}, {"from": "gpt", "value": "The molecule is a double charged organophosphate oxoanion obtained by deprotonation of the phosphate OH groups of presqualene monophosphate. Major species at pH 7.3. It is functionally related to a presqualene alcohol. It is a conjugate base of a presqualene monophosphate."}]