Using [N-]=[N+]=[N-], CN(CCc1ccccc1)C(=O)Cn1cc(C=CC#N)c2cc(OCc3ccccc3)ccc21 to produce CN(CCc1ccccc1)C(=O)Cn1cc(C=Cc2nnn[nH]2)c2cc(OCc3ccccc3)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.