[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a natural product found in Carnegiea gigantea, Haloxylon salicornicum, and Calobota pungens with data available."}, {"from": "gpt", "value": "[C][C][C][=C][C][=Branch1][#C][=C][Branch1][#Branch2][C][=C][Ring1][=Branch1][C][C][N][Ring1][#Branch2][O][C][O][C]"}]