[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a sesquiterpene lactone."}, {"from": "gpt", "value": "[C][C][=C][C][C][Branch1][=C][C][C][C][Ring1][=Branch1][Branch1][=Branch1][C][C][C][Ring1][#Branch2][C][Branch1][N][C][=Branch1][C][=C][C][=Branch1][C][=O][O][Ring1][=C][O]"}]