红藻氨酸

(2S,3S,4S)-3-Carboxymethyl-pyrrolidine-2,4-dicarboxylic acid

(2S,3S,4S)-3-Carboxymethyl-pyrrolidine-1,2,4-tricarboxylic acid 1-tert-butyl ester

(2S,3S,4S)-3-Benzyloxycarbonylmethyl-4-isopropenyl-2-(trityl-carbamoyl)-pyrrolidine-1-carboxylic acid tert-butyl ester

(2S,3S,4R)-3-tert-Butoxycarbonylmethyl-4-(2-diazo-3,3,3-trifluoro-propionyl)-pyrrolidine-1,2-dicarboxylic acid di-tert-butyl ester