[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is an iminium betaine and an organic heteroheptacyclic compound. It has a role as a fluorochrome."}, {"from": "gpt", "value": "[C][C][C][=C][C][=C][Branch1][S][C][=C][Ring1][=Branch1][N][Branch1][Ring2][C][Ring1][#Branch2][C][C][C][Ring1][#Branch1][O][C][=C][C][C][C][N+1][=C][Ring1][=Branch1][C][=Branch2][Ring1][=Branch1][=C][C][Ring1][#Branch2][=C][Ring2][Ring1][Branch1][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][O-1][C][C][C][Ring2][Ring1][C]"}]