IUPAC: 2,2',4,4',5,5'-hexahydroxy-7,7'-dimethyl-9H,9'H,10H,10'H-[1,1'-bianthracene]-9,9',10,10'-tetrone

SMILES: Cc1cc(O)c2C(=O)c3c(O)cc(O)c(c3C(=O)c2c1)-c1c(O)cc(O)c2C(=O)c3c(O)cc(C)cc3C(=O)c12