[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is the (R)-enantiomer of 2,3-dimethylpentane. It is an enantiomer of a (3S)-2,3-dimethylpentane."}, {"from": "gpt", "value": "[C][C][C@@H1][Branch1][C][C][C][Branch1][C][C][C]"}]