[{"from": "human", "value": "Provide a brief overview of this molecule. [C][=Branch1][=C][=N][C][=Branch1][=Branch2][=N][C][=Branch1][Ring2][=N][Ring1][=Branch1][Cl][Cl][Cl]"}, {"from": "gpt", "value": "The molecule appears as a colorless crystalline solid with a pungent odor. Melting point 146 \u00b0C. Density 1.32 g / cm3. Very slightly soluble in water. Toxic by ingestion and inhalation of vapors. Irritates skin and eyes. Used to make dyes."}]