Using CC(=O)NCCSC1=C(C(=O)OCc2ccc([N+](=O)[O-])cc2)N2C(=O)[C@H](C(C)(C)OC(=O)OCc3ccc([N+](=O)[O-])cc3)[C@H]2C1 to produce CC(=O)NCCSC1=C(C(=O)[O-])N2C(=O)[C@H](C(C)(C)O)[C@H]2C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.