Using CC(=O)NCc1ccc2c(c1)N(C1CCN(CCc3ccc(F)cc3)CC1)CC2 to produce CC(=O)NCc1ccc2ccn(C3CCN(CCc4ccc(F)cc4)CC3)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.