(2R,3R)-3-(3-{2-Benzyloxycarbonyl-2-[(Z)-hydroxyimino]-acetyl}-4-methoxy-phenoxy)-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester
(2R,3R)-3-[3-(2-Benzyloxycarbonyl-acetyl)-4-methoxy-phenoxy]-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester
(2R,3R)-3-(3-Carboxy-4-methoxy-phenoxy)-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester
Z-proline N-hydroxysuccinimide ester
(2R,3R)-3-[3-(2-Amino-acetyl)-4-methoxy-phenoxy]-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester