azetidine,carboxylic
Azetidine
82043-19-43-[[2-(Acetylamino)-1-oxo-3-sulfooxy-3-[4-(sulfooxy)phenyl]propyl]amino]-3-methoxy-2-oxo-1-azetidinesulfonic acid
653571-51-82-Azetidinecarboxylic acid,1-[methyl(4-methylphenyl)amino]-4-oxo-3-phenoxy-2-phenyl-,1,1-dimethylethyl ester, (2R,3S)-rel-