[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is the L-enantiomer of lombricine. It is an enantiomer of a D-lombricine. It is a tautomer of a L-lombricine dizwitterion."}, {"from": "gpt", "value": "[C][Branch2][Ring1][Branch1][C][O][P][=Branch1][C][=O][Branch1][C][O][O][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][N][=C][Branch1][C][N][N]"}]