Using O=[N+]([O-])c1cccc(COc2ccc(-c3cc(F)c(F)cc3F)cc2)c1 to produce Nc1cccc(COc2ccc(-c3cc(F)c(F)cc3F)cc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.