Using NC1(CNC(=O)c2ccc(F)cc2F)CCNC1, Nc1ncnc(Cl)c1Br to produce Nc1ncnc(N2CCC(N)(CNC(=O)c3ccc(F)cc3F)C2)c1Br, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.