Using CI, OCc1cc(CCCCCOc2c(Cl)cc(C3=NCCO3)cc2Cl)on1 to produce COCc1cc(CCCCCOc2c(Cl)cc(C3=NCCO3)cc2Cl)on1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.