[{"from": "human", "value": "Generate a molecule based on this description. The molecule is the aromatic diazonium ion that is diazotised 2-aminobenzoic acid. It has a role as a hapten. It is functionally related to a benzoate."}, {"from": "gpt", "value": "[C][=C][C][=C][Branch1][N][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=Branch1][C][=O][O-1][N+1][#N]"}]