[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is an aromatic ether and a member of 2-pyranones."}, {"from": "gpt", "value": "[C][O][C][=C][C][=Branch1][C][=O][O][C][=Branch1][Ring2][=C][Ring1][#Branch1][/C][=C][\\C][=C][C][=Branch1][=Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][O][C]"}]