[{"from": "human", "value": "Describe this molecule. [C][Branch1][O][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH3+1][C@H1][Branch1][Ring1][C][NH3+1][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1]"}, {"from": "gpt", "value": "The molecule is conjugate base of erythro-5-phosphonooxy-L-lysine in which the carboxy and phospho groups are anionic and both primary amino groups are cationic; major species at pH 7.3. It is a conjugate base of an erythro-5-phosphonooxy-L-lysine."}]