Using CC(C)(C)OC(=O)N1CCC(C2CCNCC2)CC1, FC(F)(F)c1nccc(Br)n1 to produce CC(C)(C)OC(=O)N1CCC(C2CCN(c3ccnc(C(F)(F)F)n3)CC2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.