[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is pyrrolidin-2-one substituted at nitrogen by an n-dodecyl group. It has a role as an epitope."}, {"from": "gpt", "value": "[C][C][C][C][C][C][C][C][C][C][C][C][N][C][C][C][C][Ring1][Branch1][=O]"}]