[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a gray to purple crystalline powder. Insoluble in water. Very toxic. Used in the dye industry, curing agent for isocyanate terminated resins."}, {"from": "gpt", "value": "[C][=C][C][=Branch2][Ring1][Branch2][=C][Branch2][Ring1][Ring1][C][=C][Ring1][=Branch1][C][=C][C][=Branch1][=Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N][Cl][Cl][N]"}]