Using CS(=O)(=O)N1CCN(Cc2cc3nc(-c4cncc(C=O)c4)nc(N4CCOCC4)c3s2)CC1 to produce CS(=O)(=O)N1CCN(Cc2cc3nc(-c4cncc(CO)c4)nc(N4CCOCC4)c3s2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.