[{"from": "human", "value": "Describe this molecule. [C][Branch2][Ring1][Ring1][C][C][N][C][=Branch1][C][=O][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}, {"from": "gpt", "value": "The molecule is an N(6)-acyl-L-lysine derivative in which the acyl group is specified as gamma-glutamyl. It is a tautomer of an epsilon-(gamma-glutamyl)lysine dizwitterion."}]