1 JJT (2~{S})-5-azanylidene-2-(piperidin-4-ylcarbamoyl)piperidine-1-carboxylic acid 1.000 2 YOZ (2s,5r)-5-amino-1-formyl-5-hydroxy-N-(piperidin-4-yl)piperidine-2-carboxamide 0.900