[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a member of the class of pyrrolidines that is pyrrolidine which is substituted by a methyl group at position 2. It has a role as a plant metabolite."}, {"from": "gpt", "value": "[C][C][C][C][C][N][Ring1][Branch1]"}]