[{"from": "human", "value": "Describe this molecule. [C][C][=Branch2][Branch1][=C][=C][C][C][/C][=Branch2][Branch1][=Branch1][=C][/C][C][=C][Branch1][O][C][=C][C][=Branch1][Branch1][=C][Ring1][=Branch1][O][O][C@@H1][C][C][=Branch1][C][=O][C][=C][Branch1][Ring2][O][Ring1][#Branch1][C][=C][C][=Branch1][Branch1][=C][Ring1][#Branch1][O][C][C][Branch1][O][C][Branch1][Ring2][O][Ring1][Branch2][Branch1][C][C][C][O][/C][C]"}, {"from": "gpt", "value": "The molecule is a hydroxyflavanone with a pyranochromane skeleton that is 3,4,7,8-tetrahydro-2H,6H-pyrano[3,2-g]chromen-6-one substituted by geminal methyl groups at position 2, hydroxy groups at positions 3 and 5 and a phenyl group at position 8 which in turn is substituted by a geranyl group at position 2 and hydroxy groups at positions 3 and 4. Isolated from Macaranga tanarius, it exhibits alleopathic effect. It has a role as an allelochemical and a plant metabolite. It is a hydroxyflavanone, a pyranochromane and an extended flavonoid."}]