[{"from": "human", "value": "Provide a brief overview of this molecule. [C][O][C][=C][Branch2][Ring1][=Branch2][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=C][C][=Branch1][#Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N+1][#N][O][C][N+1][#N].[Cl-1].[Cl-1].[Cl-1].[Cl-1].[Zn+2]"}, {"from": "gpt", "value": "The molecule is an organic chloride salt composed of 3,3'-dimethoxy[1,1'-biphenyl]-4,4'-bis(diazonium), zinc and chloride ions in a ratio of 1:1:4. Used for detection of marijuana metabolites in urine. It has a role as a histological dye. It is an organic chloride salt and a zinc molecular entity. It contains a zinc dichloride and a fast blue B."}]