Using CCCCCCCCc1ccc(-c2ccc(O)cc2)cc1, O=C(Cl)c1ccc(C(=O)Cl)cc1 to produce CCCCCCCCc1ccc(-c2ccc(-c3cc(C(=O)Cl)ccc3C(=O)Cl)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.