1 02J 5-methyl-1,2-oxazole-3-carboxylic acid 1.000 2 MP8 (4r)-4-methyl-L-proline 0.800 3 3A0 (2s,4s)-4-methylpiperidine-2-carboxylic acid 0.727 4 V3C Trans-4-athyl-L-proline 0.727 5 2PC 3,4-dihydro-2h-pyrrolium-5-carboxylate 0.700 6 8LJ (2s)-2,3-dihydro-1h-pyrrole-2-carboxylic acid 0.700 7 DPR D-proline 0.700 8 PRO Proline 0.700 9 PYC Pyrrole-2-carboxylate 0.700