IUPAC: 4,4'-dihydroxy-7,7'-dimethyl-5H,5'H,8H,8'H-[1,1'-binaphthalene]-5,5',8,8'-tetrone

SMILES: CC1=CC(=O)c2c(O)ccc(-c3ccc(O)c4C(=O)C=C(C)C(=O)c34)c2C1=O |t:1,19|