Using COCc1nc(N(C[C@@H](N)Cc2cccc(Cl)c2)C(C)=O)sc1-c1nc2ccncc2s1 to produce COCc1nc(NC[C@@H](N)Cc2cccc(Cl)c2)sc1-c1nc2ccncc2s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.