[{"from": "human", "value": "Provide a description of this molecule. [C][C][C][=C][C][=C][O][Ring1][Branch1]"}, {"from": "gpt", "value": "The molecule is a member of the class of furans that is furan in which the hydrogen atom at position 2 has been replaced by an ethyl group. It has a role as a plant metabolite, a fragrance, a Maillard reaction product and a bacterial metabolite. It is a member of furans and a volatile organic compound. It is functionally related to a furan."}]