[{"from": "human", "value": "Describe this molecule. [C][C@][C][C][C][C][Branch1][Ring2][O][Ring1][=Branch1][C][=C][Branch1][Ring2][O][Ring1][=Branch2][C][=C][C][=Branch1][Branch1][=C][Ring1][#Branch1][O][C][=Branch1][C][=O][C][=C][Branch1][Branch1][C][Ring1][=Branch2][=O][C][=C][Branch1][=Branch1][C][=C][Ring1][Branch2][O][O]"}, {"from": "gpt", "value": "The molecule is an organic heteropentacyclic compound that is 3,4,5,6-tetrahydro-2H-2,6-epoxyanthra[2,3-b]oxocine-8,13-dione substituted at position 2 by a methyl group and at positions 7, 9 and 11 by hydroxy groups (the S,S-diastereomer) It has a role as a fungal metabolite. It is an organic heteropentacyclic compound, a polyketide, a cyclic ketal and a polyphenol."}]