[{"from": "human", "value": "Generate a molecule based on this description. The molecule is an organophosphate oxoanion. It is a conjugate base of a (R)-1-aminopropan-2-yl phosphate."}, {"from": "gpt", "value": "[C][C@H1][Branch1][Ring1][C][NH3+1][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1]"}]