(S)-tert-Butyl 3-((tert-butoxycarbonyl)amino)-4-hydroxybutanoate;Boc-L-aspartinol 4-tert-Butyl Ester;BOC-L-ASPARTIMOL T-BUTYL ESTER;Butanoic acid,3-[[(1,1-dimethylethoxy)carbonyl]amino]-4-hydroxy-, 1,1-dimethylethyl ester,(3S)-;tert-butyl (3S)-4-hydroxy-3-[(2-methylpropan-2-yl)oxycarbonylamino]butanoate;(S)-3-t-butoxycarbonylamino-4-hydroxy-butyric acid tert-butyl ester;tert-butyl (3S)-3-[(tert-butoxycarbonyl)amino]-4-hydroxy-butanoate;tert-butyl 3(S)-(tert-butoxycarbonylamino)-4-hydroxybutanoate;EOS-61497;tert-Butyl (S)-3-(Boc-amino)-4-hydroxybutanoate;(S)-t-Butyl 3-(t-butoxycarbonylaMino)-4-hydroxy butanoate;tert-butyl(S)-3-((tert-butoxycarbonyl)amino)-4-hydroxybutanoate;tert-butyl (3S)-3-[(tert-butoxycarbonyl)amino]-4-hydroxybutanoate