Using Fc1cc2c(cc1F)NCCC2, O=C(O)c1cccnc1Oc1ccc(F)c(Cl)c1 to produce O=C(c1cccnc1Oc1ccc(F)c(Cl)c1)N1CCCc2cc(F)c(F)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.