Using O=C(Cl)C1CC1, CC(C)(C)OC(=O)Nc1cc(Oc2ccc3nc(N)sc3n2)ccc1F to produce CC(C)(C)OC(=O)Nc1cc(Oc2ccc3nc(NC(=O)C4CC4)sc3n2)ccc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.