栗精胺

(2S,3R,4R,5R)-3,4,5-trihydroxypiperidine-2-carboxylic acid

2,5-二(羟基甲基)-3,4-吡咯烷二醇

methyl 3,4,5,6-di-O-isopropylidene-2-amino-2-deoxy-D-mannate

(2S,3R,4R,5R)-methyl 2,6-dideoxy-2,6-imino-3,4-O-isopropylidene-D-mannonate