benzyl ((1S,2R)-2-methyl-1-((S)-4-oxo-2-propyl-3,4-dihydropyridin-1(2H)-yl)butyl)carbamate

N-[(S)-1-(methoxycarbonyl)-(S)-2-methylbutyl]-(6S)-2,3-didehydro-6-n-propylpiperidin-4-one

(2S)-4-(1,3-dithiolan-2-yl)-1-(2,3,4,6-tetra-O-pivaloyl-β-D-galactopyranosyl)-2-propylpiperidine

(R)-1-phenylethylpyridinium chloride

tert-butyl (2R)-2-allylpiperidine-1-carboxylate