[{"from": "human", "value": "Describe this molecule. [C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C@H1][Branch2][Ring1][Ring1][C@H1][Branch1][#C][C@H1][Branch1][O][C][O][P][=Branch1][C][=O][Branch1][C][O][O][N][O][O]"}, {"from": "gpt", "value": "The molecule is a phosphosphingolipid that is C20 phytosphingosine bearing a phospho group at position 1. It is functionally related to a C20 phytosphingosine. It is a conjugate base of a C20 phytosphingosine 1-phosphate(1-)."}]