1 MQS [(3s)-3-methylpiperidin-1-yl](quinoxalin-6-yl)methanone 1.000 2 MQR [(3r)-3-methylpiperidin-1-yl](quinoxalin-6-yl)methanone 1.000 3 CX5 Piperidin-1-yl(quinoxalin-6-yl)methanone 0.947 4 A1A42 (3r,6s)-6-methyl-1-(3-oxo-3,4-dihydro-2h-1,4-benzoxazine-7-carbonyl)piperidine-3-carboxylic acid 0.750 5 0OL Phenyl(piperidin-1-yl)methanone 0.737