[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][Branch2][Ring2][O][C][C][C][=C][C][=Branch1][=N][=C][Branch1][Branch2][C][=C][Ring1][=Branch1][O][Ring1][#Branch2][O][C][C][C@@H1][Branch2][Ring1][C][C@H1][Branch1][Ring2][O][Ring1][N][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][O][C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Marshallia graminifolia and Vernonia angustifolia with data available."}]