[{"from": "human", "value": "Provide a description of this molecule. [C][C][=C][C][N][C@@H1][C][C@H1][Ring1][=Branch1][C@@][Branch2][Ring1][=Branch2][C@@][C@@][Ring1][=Branch1][Branch1][N][N][C][=C][C][=C][C][=C][Ring1][=Branch1][Ring1][=Branch2][O][C@H1][Ring1][S][C][Ring1][N][Branch1][Branch2][C][O][C][=Branch1][C][=O][C][C][=Branch1][C][=O][O][C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Alstonia angustiloba, Alstonia yunnanensis, and other organisms with data available."}]