Brc1cc(cc(Br)c1OCCO)C(C)(C)c2cc(Br)c(OCCO)c(Br)c2.OCC(O)C.O=C(O)C3C(C(=O)O)C4(Cl)C(Cl)=C(Cl)C3(Cl)C4(Cl)Cl.O=C5C=CC(=O)O5