p. 15067 - 15073
(2007/10/03)p. 7574 - 7581
(2007/10/03)p. 7975 - 7984
(2007/10/03)trans-(1R,2R)-2-tert-butoxycarbonylaminocyclopentanecarboxylic acid ethyl ester
di-tert-butyl dicarbonate
trans-(1R,2R)-2-aminocyclopentanecarboxylic acid
2-ethoxycarbonyl-1-cyclopentanone
ethyl (1R,2S)-2-hydroxycyclopentanecarboxylate