[{"from": "human", "value": "Provide a description of this molecule. [C][Branch1][#Branch1][C][C][C][N][=C][=O][C][C][N][=C][=O]"}, {"from": "gpt", "value": "The molecule is a diisocyanate compound with the two isocyanates linked by a hexane-1,6-diyl group. It has a role as a hapten and an allergen."}]