SMILES: COC1=C2C(=C3[C@@H]4CCO[C@@H]4OC3=C1)OC5=CC=CC(=C5C2=O)O
Description: The molecule is a sterigmatocystin whose skeleton comprises a xanthone ring system ortho-fused to a dihydrofuranofuran moiety. It has a role as a metabolite and a carcinogenic agent. It is a member of sterigmatocystins and a cyclic acetal.