[{"from": "human", "value": "Could you provide a description of this molecule? [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]"}, {"from": "gpt", "value": "The molecule is a Central Nervous System Stimulant. The physiologic effect of dexmethylphenidate is by means of Central Nervous System Stimulation."}]