1 FOA 2-furoic acid 1.000 2 TFB Tetrahydrofuran-2-carboxylic acid 1.000 3 14J 5-bromofuran-2-carboxylic acid 0.889 4 2K1 5-methylfuran-2-carboxylic acid 0.889 5 PJ7 4-aminofuran-2-carboxylic acid 0.889 6 FU2 Furfural 0.875 7 2PC 3,4-dihydro-2h-pyrrolium-5-carboxylate 0.778 8 8LJ (2s)-2,3-dihydro-1h-pyrrole-2-carboxylic acid 0.778 9 C21 Thiophene-2-carboxylic acid 0.778 10 DPR D-proline 0.778 11 IQ0 Cyclopentanecarboxylic acid 0.778 12 MW0 (5-methylfuran-2-yl)methanol 0.778 13 PRO Proline 0.778 14 PYC Pyrrole-2-carboxylate 0.778 15 R2G 2,5-anhydro-4-deoxy-D-erythro-pent-4-enitol 0.778 16 UJM (2s)-thiolane-2-carboxylic acid 0.778 17 UJP (2r)-thiolane-2-carboxylic acid 0.778 18 7FN 2,5 furan dicarboxylic acid 0.727 19 2DR 2-deoxy-beta-D-erythro-pentofuranose 0.700 20 3BY 1-methyl-L-proline 0.700 21 3WX 2-methyl-L-proline 0.700 22 4FB (4s)-4-fluoro-L-proline 0.700 23 60P 3-methylthiophene-2-carboxylic acid 0.700 24 6PC Pyridine-2-carboxylic acid 0.700 25 9E9 5-chloro thiophene-2-carboxylic acid 0.700 26 9FB (1~{S},2~{R})-2-azanylcyclopentane-1-carboxylic acid 0.700 27 AC5 1-aminocyclopentanecarboxylic acid 0.700 28 BEZ Benzoic acid 0.700 29 CPI 6-carboxypiperidine 0.700 30 DPL 4-oxoproline 0.700 31 FP9 (4r)-4-fluoro-L-proline 0.700 32 FUX 5-hydroxymethyl-furfural 0.700 33 G8X (2~{S},3~{R})-3-oxidanylpyrrolidine-2-carboxylic acid 0.700 34 HY3 3-hydroxyproline 0.700 35 HYP 4-hydroxyproline 0.700 36 HZP (4s)-4-hydroxy-L-proline 0.700 37 ID7 (3r)-piperidine-3-carboxylic acid 0.700 38 JKH 4-amino-proline 0.700 39 MP8 (4r)-4-methyl-L-proline 0.700 40 NIO Nicotinic acid 0.700 41 PCA Pyroglutamic acid 0.700 42 PXU 2-hydroxy-L-proline 0.700 43 R1X 1,4-anhydro-D-ribitol 0.700 44 R2B 1,4-anhydro-D-erythro-pent-1-enitol 0.700 45 RXK Cyclohexanecarboxylic acid 0.700 46 UY7 (4s)-4-hydroxy-D-proline 0.700 47 UYA (4r)-4-hydroxy-D-proline 0.700 48 XCP (1s,2s)-2-aminocyclopentanecarboxylic acid 0.700 49 XZP (1r,2r)-2-aminocyclopentane-1-carboxylic acid 0.700 50 YCP (2s)-piperidine-2-carboxylic acid 0.700