[{"from": "human", "value": "Please give me some details about this molecule. [C][N][Branch1][C][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N][=N][C][=C][C][=C][C][=C][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule is a yellow, crystalline solid compound. 4-Dimethylaminoazobenzene was used as a dye for coloring polishes, wax products, polystyrene and soap, and was also used as a pH indicator, but is no longer used or produced in the United States. Exposure to this substance causes dermatitis. 4-dimethylaminoazobenzene is reasonably anticipated to be a human carcinogen. (NCI05)"}]