[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a [(3S,4R)-4-alkanoyl-5-oxooxolan-3-yl]methyl phosphate(2-) obtained by deprotonation of the phosphate OH groups of [(3S,4R)-4-(6-methylheptanoyl)-5-oxooxolan-3-yl]methyl dihydrogen phosphate; major species at pH 7.3. It is a conjugate base of a [(3S)-4-(6-methylheptanoyl)-5-oxooxolan-3-yl]methyl phosphate."}, {"from": "gpt", "value": "[C][C][Branch1][C][C][C][C][C][C][C][=Branch1][C][=O][C@H1][C@@H1][Branch1][#Branch1][C][O][C][Ring1][Branch1][=O][C][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1]"}]