4,4-二氟脯氨酸

1-(tert-butyl) 2-methyl (2S,4R)-4-((6-methoxy-2-phenylquinazolin-4-yl)oxy)pyrrolidine-1,2-dicarboxylate

三苯基氧化膦

(2S,4R)-4-[2-(2-Isopropylamino-thiazol-4-yl)-7-methoxy-quinolin-4-yloxy]-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester

methyl (2S)-N-tert-butoxycarbonyl-4-difluoromethyleneprolinate