Using CC(=O)CCN1CCN(CCOC(c2ccc(F)cc2)c2ccc(F)cc2)CC1, NO to produce CC(CCN1CCN(CCOC(c2ccc(F)cc2)c2ccc(F)cc2)CC1)=NO, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.