[{"from": "human", "value": "Describe this molecule. [C][O][C][=C][C][=Branch2][#Branch1][#C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][C][=C][Branch2][=Branch1][P][C][=C][Branch1][N][C][=Branch1][Branch2][=C][Ring1][=Branch1][C][Ring1][O][=O][O][C][=C][C][=Branch2][Ring2][C][=C][Branch2][Ring1][=N][C][=Branch1][Branch1][=C][Ring1][=Branch1][O][C@H1][C@@H1][Branch1][P][C@H1][Branch1][=N][C@@H1][Branch1][=Branch2][C@H1][Branch1][Ring2][O][Ring1][=Branch1][C][O][O][O][O][O][C][=Branch1][C][=O][C][=C][Branch1][Branch1][O][Ring2][Ring1][#Branch1][C][=C][C][=Branch1][=Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a ring assembly that is a dimer obtained by coupling between 1,5,8-trihydroxy-3-methoxy-9H-xanthen-9-one and C-glycosylated 5,7,3',4'-tetrahydroxyflavone. Isolated from Swertia franchetiana, it exhibits anti-HIV activity. It has a role as a metabolite, a HIV-1 reverse transcriptase inhibitor and an EC 6.5.1.1 [DNA ligase (ATP)] inhibitor. It is a member of xanthones, a tetrahydroxyflavone, a C-glycosyl compound and a biaryl."}]