Using O=N[O-], Cc1cccc(C)c1NCCNCC(O)COc1cccc(N)c1N to produce Cc1cccc(C)c1NCCNCC(O)COc1cccc2[nH]nnc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.