[{"from": "human", "value": "Describe this molecule. [C][C][C][C][C][C][N][C][Ring1][=Branch1][C][=C][Branch1][Branch1][C][C][Ring1][=Branch1][C][=C][C][=C][C][=C][Ring1][=Branch1][N][Ring1][O][C][=Branch1][Branch1][=C][Ring2][Ring1][Ring1][C][=Branch1][C][=O][O][C][C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Catharanthus roseus with data available."}]