[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a 2-demethylmenaquinol whose structure comprises a benzohydroquinone nucleus and a side chain of eight isoprenoid units."}, {"from": "gpt", "value": "[C][C][=Branch2][=Branch1][#C][=C][C][C][/C][=Branch2][=Branch1][#Branch1][=C][/C][C][/C][=Branch2][Branch1][#C][=C][/C][C][/C][=Branch2][Branch1][#Branch1][=C][/C][C][/C][=Branch2][Ring2][#C][=C][/C][C][/C][=Branch2][Ring2][#Branch1][=C][/C][C][/C][=Branch2][Ring1][#C][=C][/C][C][/C][=Branch2][Ring1][#Branch1][=C][/C][C][=C][Branch1][S][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][Ring2][=C][Ring1][#Branch2][O][O][/C][/C][/C][/C][/C][/C][/C][C]"}]