[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is an aromatic ether that is catechol in which one of the hydroxy groups has been alkylated to give the corresponding ethyl ether. A low-melting (20-25 \u2103), high-boiling (216-217 \u2103) smoke flavour compound. It has a role as a flavouring agent. It is an aromatic ether, a volatile organic compound and a member of phenols. It is functionally related to a catechol."}, {"from": "gpt", "value": "[C][C][O][C][=C][C][=C][C][=C][Ring1][=Branch1][O]"}]