[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a natural product found in Ursinia speciosa, Cyperus rotundus, and Clausena excavata with data available."}, {"from": "gpt", "value": "[C][C][C][C][C][C][Ring1][Branch1][C][C][Branch1][Branch2][C][Ring1][Ring1][Branch1][C][C][C][C][C][=C][Ring1][#Branch2]"}]