((2S,3R,4R,5S,6R)-1-benzyl-3,4,5-tris(benzyloxy)-6-vinylpiperidin-2-yl)methanol

(2S,3R,4R,5S,6S)-2-(hydroxymethyl)-6-propylpiperidine-3,4,5-triol hydrochloride

(2R,3S,4R,5R,6S)-2-ethyl-6-(hydroxymethyl)piperidine-3,4,5-triol hydrochloride

(2S,3R,4R,5S,6R)-2,6-diethylpiperidine-3,4,5-triol hydrochloride