[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is an organic bromide salt of distigmine. It is an anticholinesterase drug used for the treatment of myasthenia gravis and postoperative urinary retention. It has a role as an EC 3.1.1.8 (cholinesterase) inhibitor. It is a pyridinium salt and an organic bromide salt. It contains a distigmine."}, {"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][C][C][C][C][C][N][Branch1][C][C][C][=Branch1][C][=O][O][C][=C][N+1][=Branch1][=Branch1][=C][C][=C][Ring1][=Branch1][C].[Br-1].[Br-1]"}]