1 27K Butyl 4-hydroxybenzoate 1.000 2 36M Propyl 4-hydroxybenzoate 0.929 3 NF0 Butyl 3,4,5-tris(oxidanyl)benzoate 0.875 4 E4B Ethyl 4-hydroxybenzoate 0.857 5 MPB 4-hydroxy-benzoic acid methyl ester 0.786 6 EGR Ethyl 3,4,5-trihydroxybenzoate 0.750 7 98T Methyl 3-iodanyl-4-oxidanyl-benzoate 0.733 8 FG7 Ethyl 3-aminobenzoate 0.733 9 HE9 Methyl 3,4-bis(oxidanyl)benzoate 0.733 10 HF9 Methyl 2,4-bis(oxidanyl)benzoate 0.733 11 E7J 4-(4-oxidanylbutoxycarbonyl)benzoic acid 0.722 12 65D Octyl 3,4,5-trihydroxybenzoate 0.700