1 EVJ Thiophene-2-sulfonamide 1.000 2 8K2 5-chloranylthiophene-2-sulfonamide 0.900 3 EVG Furan-2-sulfonamide 0.800 4 EVI 1,3-thiazole-2-sulfonamide 0.800 5 FB2 Benzenesulfonamide 0.727 6 PK6 N-methyl-2-thiophenesulfonamide 0.727