1 PND P-nitrophenylhydrazine 1.000 2 QCV N-(4-nitrophenyl)methanimine 0.833 3 NBZ Nitrobenzene 0.818 4 NYH 1-nitrocyclohexene 0.818 5 4NF N-(4-nitrophenyl)thioformamide 0.769 6 3NT 3-nitrotoluene 0.750 7 CG3 Hydroxy(2-hydroxyphenyl)oxoammonium 0.750 8 NIT 4-nitroaniline 0.750 9 NPO P-nitrophenol 0.750 10 OPO O-nitrophenol 0.750 11 ZCQ 3-nitrophenol 0.750 12 NBE Nitrosobenzene 0.727 13 PHZ 1-phenylhydrazine 0.727 14 ANX 2,5-dinitrophenol 0.714 15 VYZ N-(4-nitrophenyl)acetamide 0.714