1 MQR [(3r)-3-methylpiperidin-1-yl](quinoxalin-6-yl)methanone 1.000 2 MQS [(3s)-3-methylpiperidin-1-yl](quinoxalin-6-yl)methanone 1.000 3 CX5 Piperidin-1-yl(quinoxalin-6-yl)methanone 0.947 4 0OL Phenyl(piperidin-1-yl)methanone 0.737