Using [N-]=[N+]=[N-], N#Cc1ccc(CC(=O)c2cccc(OCc3ccc4ccccc4n3)c2)cc1 to produce O=C(Cc1ccc(-c2nnn[nH]2)cc1)c1cccc(OCc2ccc3ccccc3n2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.