Using CNC(=O)c1cc(Cl)ccn1, Oc1cc2sc(NCC3CCCCC3)nc2cc1F to produce CNC(=O)c1cc(Oc2cc3sc(NCC4CCCCC4)nc3cc2F)ccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.