Using CC(C)c1nc(CCOCc2ccccc2)n(CCO)c1Sc1cc(Cl)cc(Cl)c1, CCOCC to produce CC(C)c1nc(CCCOCc2ccccc2)n(CCO)c1Sc1cc(Cl)cc(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.