p. 3972 - 3975
(2007/10/03)(1S,2S)-1-carboxy-2-hydroxy-4-((R,S)-tetrahydropyran-2-yloxy)butylcarbamic acid tert-butyl ester
5-(tetrahydro-2H-pyran-2-yloxy)-2-pentyn-1-ol
[(1S,2S)-1-Benzyloxycarbamoyl-2-hydroxy-4-(tetrahydro-pyran-2-yloxy)-butyl]-carbamic acid tert-butyl ester
(2R,3S)-3-[2-((R,S)-tetrahydropyran-2-yloxy)ethyl]oxiran-2-carboxylic acid
(2R,3S)-3-[2-((R,S)-tetrahydropyran-2-yloxy)ethyl]oxiran-2-ylmethanol
[(2R,3S)-1-Benzyloxy-2-(2-hydroxy-ethyl)-4-oxo-azetidin-3-yl]-carbamic acid tert-butyl ester
Methanesulfonic acid 2-((2R,3S)-1-benzyloxy-3-tert-butoxycarbonylamino-4-oxo-azetidin-2-yl)-ethyl ester
(1S,5R)-6-Benzyloxycarbonylmethoxy-7-oxo-2,6-diaza-bicyclo[3.2.0]heptane-2-carboxylic acid tert-butyl ester
(1S,5R)-6-Benzyloxy-7-oxo-2,6-diaza-bicyclo[3.2.0]heptane-2-carboxylic acid tert-butyl ester