Using COC(=O)c1cc(C(F)(F)F)cc(S(=O)(=O)Cl)c1, C1COCCN1 to produce COC(=O)c1cc(C(F)(F)F)cc(S(=O)(=O)N2CCOCC2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.