Using OC1CCCNC1, CC(C)Nc1cc(Cl)ncc1-c1nc(C(=O)O)cs1 to produce CC(C)Nc1cc(Cl)ncc1-c1nc(C(=O)N2CCCC(O)C2)cs1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.