Using c1cc(CN2CCCCC2)cc(OCCC2CO2)c1, [N-]=[N+]=[N-] to produce [N-]=[N+]=NCC(O)CCOc1cccc(CN2CCCCC2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.