123417-18-5 5-(9H-Fluoren-9-ylmethyl) N-((1,1-dimethylethoxy)carbonyl)-L-glutamate BG-gamma-Fme L-Glutamic acid, N-((1,1-dimethylethoxy)carbonyl)-, 5-(9H-fluoren-9-ylmethyl) ester N-alpha-tert-Butyloxycarbonylglutamic acid gamma-fluorenylmethyl ester Nalpha-Boc-glu-gamma-fluorenylmethyl ester