[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a fenchane monoterpenoid that is substituted by methyl groups at positions 3, 5, and 5, and by both a hydroxy group and a 3-oxobut-1-en-1-yl group at position 4. It is a fenchane monoterpenoid and an enone."}, {"from": "gpt", "value": "[C][C][=C][C][=Branch1][C][=O][C][C][Branch1][=C][C][Ring1][#Branch1][Branch1][Branch2][/C][=C][/C][=Branch1][C][=O][C][O][Branch1][C][C][C]"}]