(2R,3R,4S)-1-Benzyl-2-methoxymethoxymethyl-pyrrolidine-3,4-diol

(2R,3S,4R)-3,4-dibenzyloxy-2-(methoxymethoxy)methyl-N-benzylpyrrolidine

(2Z,4S)-4-(((1,1-dimethylethoxy)carbonyl)amino)-2-penten-5-olide

(2RS,4S)-4-((tert-butoxycarbonyl)amino)-2-phenylseleno-5-pentanolide

(2R,3S,4R)-N-(tert-butoxycarbonyl)-3,4-dihydroxy-2-[(methoxymethoxy)methyl]pyrrolidine