Using C1CCOC1, CCCNC(=O)c1ccccc1Nc1cccc([N+](=O)[O-])c1 to produce CCCn1c(=O)c2ccccc2n(-c2cccc([N+](=O)[O-])c2)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.