Using O=C/C=C/c1ccc(Cl)c(Cl)c1, O=[N+]([O-])c1ccc(CP(Br)(c2ccccc2)(c2ccccc2)c2ccccc2)cc1 to produce O=[N+]([O-])c1ccc(C=C/C=C/c2ccc(Cl)c(Cl)c2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.