Using CCOc1ccc(CC(=O)Nc2cc([N+](=O)[O-])ccc2NCCC2CCCN2C)cc1 to produce CCOc1ccc(Cc2nc3cc([N+](=O)[O-])ccc3n2CCC2CCCN2C)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.