for the following products
(2S)-4-{[(tert-butoxy)carbonyl]amino}-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}butanoic acid | Fmoc-L-Dab(Boc)-OH | Fmoc-L-Daba(Boc)-OH | Fmoc-N4-Boc- L-2,4-diaminobutyric acid | N-alpha-(9-Fluorenylmethyloxycarbonyl)-n-gamma-tert-butyloxycarbonyl-L-2,4-diaminobutyric acid and Fmoc-Dab(Boc)-OH
