[{"from": "human", "value": "Describe this molecule. [C][C][C][C][Branch1][Branch1][C][C][Ring1][=Branch1][C][C][=N][C][=C][N][=C][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule is a member of the class of pyrazines that is pyrazine in which one of the hydrogens is replaced by a cyclohexylmethyl group. It has a role as a flavouring agent and a plant metabolite."}]