1 92L 2-[(4-methylsulfonyl-2-nitro-phenyl)-oxidanyl-methylidene]cyclohexane-1,3-dione 1.000 2 5BQ 2-[2-chloro-4-(methylsulfonyl)benzoyl]cyclohexane-1,3-dione 0.833 3 A1LV9 (1~{R},3~{R},4~{S},5~{S})-3-(2-chloranyl-4-methylsulfonyl-phenyl)carbonyl-4-oxidanyl-bicyclo[3.2.1]octan-2-one 0.769 4 NTD 2-{hydroxy[2-nitro-4-(trifluoromethyl)phenyl]methylene}cyclohexane-1,3-dione 0.704