[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is an anhydrohexose and a deoxyketohexose."}, {"from": "gpt", "value": "[C][C@@H1][C][=C][C][=Branch1][C][=O][C@H1][Branch1][Ring2][O][Ring1][Branch2][O][Ring1][Branch2]"}]