[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a pyridinium salt."}, {"from": "gpt", "value": "[C][N+1][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][C][=Branch1][C][=O][N][Branch1][C][C][C].[Br-1]"}]