[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a methyl 2-hydroxypropionate that has S configuration. It is an enantiomer of a methyl (R)-lactate."}, {"from": "gpt", "value": "[C][C@@H1][Branch1][#Branch1][C][=Branch1][C][=O][O][C][O]"}]