W. Frey et al., Crystal structure of (2S,3R,4R,5R,1 ' R,2 ' S)-3,4-dimethanesulfonyloxy-2-[2,3-O-isopropylidenedioxy-1-(tert-butoxycarbonylamino)propyl]-5-methyl-tetrahydrofuran, C18H33NO11S2, Z KRIST-NEW, 215(1), 2000, pp. 125-126
C18H33NO11S2, orthorhombic,P2(1)2(1)2(1) (No. 19), n = 8.442(1) Angstrom, b
= 12.961(2) Angstrom, c = 23.313(5) Angstrom, V = 2550.7 Angstrom(3), Z =
4, R-gt(F) = 0.064, wR(F-2) = 0.107, T = 293 K.