[2S-(2α,3β,4α)]-4-acetyl-1-benzyl-2-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-3-pyrrolidineacetic acid ethyl ester

[2S-(2α,3β,4α)]-4-acetyl-1-[(1,1-dimethylethoxy)carbonyl]-2-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-3-pyrrolidineacetic acid ethyl ester

红藻氨酸

(+/-)-4c-isopropenyl-3t-methoxycarbonylmethyl-pyrrolidine-1,2r-dicarboxylic acid-1-ethyl ester-2-methyl ester

(2S,3S,4S)-phenyl 3-(2-(benzyloxy)ethyl)-2-(((tert-butyldimethylsilyl)oxy)methyl)-4-(prop-1-en-2-yl)pyrrolidine-1-carboxylate