(tert-butyl-dimethylsilyl) (2S)-2-[(tert-butyl-dimethylsilyl)amino]propanoate;(tert-butyl-dimethyl-silyl) (2S)-2-[(tert-butyl-dimethyl-silyl)amino]propanoate;(2S)-2-[(tert-butyl-dimethylsilyl)amino]propanoic acid (tert-butyl-dimethylsilyl) ester;(2S)-2-[(tert-butyl-dimethyl-silyl)amino]propionic acid (tert-butyl-dimethyl-silyl) ester
(tert-butyl-dimethylsilyl) (2S)-2-[(tert-butyl-dimethylsilyl)amino]propanoate