Using COc1cc(C=O)ccc1OCCOc1ccc(C=O)cc1OC, N=C(N)NN to produce COc1cc(C=NNC(=N)N)ccc1OCCOc1ccc(C=NNC(=N)N)cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.