1 NE1 2',3,3',4',5-pentachlorobiphenyl-4-ol 1.000 2 NE2 3,3',4',5-tetrachlorobiphenyl-4-ol 0.944 3 KI9 2,3,4,6,8-pentachloro-9h-carbazol-1-ol 0.850 4 PCQ 3,5,3',5'-tetrachloro-biphenyl-4,4'-diol 0.800 5 IA2 2,4-dichloro-6-(3,4,5-trichloro-1h-pyrrol-2yl)phenol 0.750 6 OM4 1,2-bis(chloranyl)-4-(3-chloranyl-4-methoxy-phenyl)benzene 0.750 7 3CA 2',4'-dichloro-4-hydroxy-1,1'-biphenyl-3-carboxylic acid 0.714 8 OMF 1,2,3-tris(chloranyl)-5-(3-chloranyl-4-methoxy-phenyl)benzene 0.714