Using COC(=O)c1sc(-c2ccc(OCc3ccc([N+](=O)[O-])cc3)c(OC)c2)cc1NC(C)=O to produce COC(=O)CC(CCc1ccc(O)c(OC)c1)NC(C)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.