Using CC(=O)N1CCN(c2ccc(N)nc2)CC1, O=C(O)Cc1ccc(-c2ccnc(F)c2)nc1 to produce CC(=O)N1CCN(c2ccc(NC(=O)Cc3ccc(-c4ccnc(F)c4)nc3)nc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.