Using O=C(CCCC[C@@H]1SC[C@@H]2NC(=O)N[C@@H]21)NCCCCCC(=O)ON1C(=O)CC(S(=O)(=O)[O-])C1=O, O=C([O-])O to produce O=C(O)CCCC[C@@H]1SC[C@@H]2NC(=O)N[C@@H]21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.