Using CCN(CC)c1ccc2c(c1)C(=O)c1cc(N(CC)CC)ccc1-2, NN to produce CCN(CC)c1ccc2c(c1)C(=NN)c1cc(N(CC)CC)ccc1-2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.