[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][N][Branch1][C][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=C][C][=C][C][=Branch1][=Branch1][=N+1][Branch1][C][C][C][C][=C][Ring1][=Branch2][O][Ring1][#C].[Cl-1]"}, {"from": "gpt", "value": "The molecule is an organic chloride salt having 6-(dimethylamino)-N,N-dimethyl-3H-xanthen-3-iminium as the cation. Used with methyl green to selectively demonstrate RNA (red) in contrast to DNA (green) with the Unna-Pappenheim method. It has a role as a histological dye. It is an iminium salt and an organic chloride salt. It contains a pyronin Y cation."}]