Z-L-Glu(tBu)-OSu

z-l-glutamic acid 5-tert-butyl-1-(n- & ; n-cbz-gamma-t-butyl-l-glutamic acidn-hyd roxysuccin ; z-glutamic acid(otbu)-osu ; z-l-glutamic acid 5-tert-butyl-1-(n-succinimidyl) ester ; z-glu(obut)-osu ; z-l-glu(tbu)-osu ; z-glu(otbu)-osu ; n-cbz-gamma-tert-butyl-l-glutamic acid hydroxysuccinimide ; z-l-glutamic acid y-t-butyl-a-hydroxysuccinimid-diester ; n-cbz-gamma-t-butyl-l-glutamic acid*n-hydroxysucc