[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a 7-isopropyl-4-methyloxepan-2-one in which both stereocentres have R configuration."}, {"from": "gpt", "value": "[C][C@@H1][C][C][C@@H1][Branch1][=Branch2][O][C][=Branch1][C][=O][C][Ring1][Branch2][C][Branch1][C][C][C]"}]