Using CC1(C)Cc2cccc(OCCCCOc3c(Cl)cc(OCc4ccccc4)cc3Cl)c2O1 to produce CC1(C)Cc2cccc(OCCCCOc3c(Cl)cc(O)cc3Cl)c2O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.