Using COC(OC)/C(=C/c1ccc(Cl)cc1Cl)c1ccc(Cl)cc1 to produce O=C/C(=C/c1ccc(Cl)cc1Cl)c1ccc(Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.