butyl,chloro,cyanophenoxy,azetidine,carboxylate
Azetidine
80082-60-6(3S)-trans-3-[(tert-butoxycarbonyl)amino]-4-methyl-2-oxoazetidine-1-sulfonic acid tetra-n-butylammonium salt
204589-80-0Methyl (3R,4S)-1-(4-fluorophenyl)-2-oxo-4-[4-(phenylmethoxy)phenyl]-3-azetidinepropanoate