Using Oc1c(Cl)cc(OCC=C(Cl)Cl)cc1Cl, OCCC1COC(c2ccc(Cl)cc2)O1 to produce ClC(Cl)=CCOc1cc(Cl)c(OCCC2COC(c3ccc(Cl)cc3)O2)c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.