Using Cc1cc(N)c(Cl)cc1C(=O)N1CCOCC1, CNc1nc(Cl)ncc1C(F)(F)F to produce CNc1nc(Nc2cc(C)c(C(=O)N3CCOCC3)cc2Cl)ncc1C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.