Using O=C(Cl)OCCCl, CC(=O)c1cc(Cl)c(C)c(N)c1-c1cccc(F)c1 to produce CC(=O)c1cc(Cl)c(C)c(N2CCOC2=O)c1-c1cccc(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.