Using CC(C)(C)c1nc(CCOC(F)(F)F)c(Br)c(N2CCN(C(=O)OCc3ccccc3)CC2)n1 to produce CC(C)(C)c1nc(CCOC(F)(F)F)cc(N2CCNCC2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.