[{"from": "human", "value": "Generate a molecule based on the given description. 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@H1][Branch1][Ring2][C][Ring1][#Branch1][C][C][C][=C][C][=Branch1][#Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][O][C]"}]