Using CC(C)(C)OC(=O)N(CCCl)CCCl, Nc1cccc2c1OC(F)(F)O2 to produce CC(C)(C)OC(=O)N1CCN(c2cccc3c2OC(F)(F)O3)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.