Using COC(=O)CNc1cc(OCCCCc2nnnn2C2CCCCC2)ccc1[N+](=O)[O-] to produce O=C1CNc2cc(OCCCCc3nnnn3C3CCCCC3)ccc2N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.