Using O=C(c1ccc(OCCCOc2c(Cl)cc(OCC=C(Cl)Cl)cc2Cl)cc1)c1ccon1, CCON to produce CCON=C(c1ccc(OCCCOc2c(Cl)cc(OCC=C(Cl)Cl)cc2Cl)cc1)c1ccon1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.