[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a 1,2-diacyl-sn-glycerol 3-diphosphate in which both of the phosphatidyl acyl groups are specified as octanoyl. It is a 1,2-diacyl-sn-glycerol 3-diphosphate and an octanoate ester. It is a conjugate acid of a 1,2-dioctanoyl-sn-glycerol 3-diphosphate(3-)."}, {"from": "gpt", "value": "[C][C][C][C][C][C][C][C][=Branch1][C][=O][O][C][C@H1][Branch2][Ring1][Ring1][C][O][P][=Branch1][C][=O][Branch1][C][O][O][P][=Branch1][C][=O][Branch1][C][O][O][O][C][=Branch1][C][=O][C][C][C][C][C][C][C]"}]