[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][=C][C][=Branch1][=Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][N][=C][=O]"}, {"from": "gpt", "value": "The molecule is an isocyanate that consists of phenyl isocyanate bearing two additional methyl substituents at positions 2 and 5. It has a role as a hapten."}]