[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a methyl phenyl(piperidin-2-yl)acetate that has R configuration alpha to the carbonyl group and S configuration at the stereocentre bearing the nitrogen. It is an enantiomer of a methyl (S)-phenyl[(R)-piperidin-2-yl]acetate."}, {"from": "gpt", "value": "[C][O][C][=Branch1][C][=O][C@@H1][Branch1][=Branch2][C@@H1][C][C][C][C][N][Ring1][=Branch1][C][=C][C][=C][C][=C][Ring1][=Branch1]"}]