[{"from": "human", "value": "Provide a description of this molecule. [C][C][N][Branch1][Ring1][C][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=Branch2][Ring1][C][=C][C][=C][C][=Branch1][Branch2][=N+1][Branch1][Ring1][C][C][C][C][C][=C][Ring1][O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N][Branch1][Ring1][C][C][C][C]"}, {"from": "gpt", "value": "The molecule is an iminium ion that is the cationic component of the histological dye 'ethyl violet'. It has a role as a fluorochrome and a histological dye."}]