[{"from": "human", "value": "What can you tell me about this molecule? [C][=C][C][=Branch2][Ring1][Branch2][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][N][=N][C][=C][Branch1][#Branch2][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N][N][N][=N][C][=C][Branch1][#Branch2][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N][N]"}, {"from": "gpt", "value": "The molecule is a bis(azo) compound that is 1,1'-(1,3-phenylene)bis(diazene) in which both azene hydrogens are replaced by 2,4-diaminophenyl groups. A metachromatic dye which stains acid mucins yellow. It is also a constituent of Papanicolaou's EA solutions, used for cervical, and other smears. Its dihydrochloride salt is also a biological dye known as Bismark brown Y. It has a role as a fluorochrome and a histological dye. It is a bis(azo) compound, a member of azobenzenes, a tetramine and a substituted aniline."}]