1 81M 4-(ethylsulfanyl)benzoic acid 1.000 2 4MI 4-methylsulfanylbenzoic acid 0.917 3 16M (ethylsulfanyl)benzene 0.750 4 BEZ Benzoic acid 0.750 5 RXK Cyclohexanecarboxylic acid 0.750 6 L3Y 4-(methylsulfonyl)benzaldehyde 0.714