E and Z Secondary Amides in Supramolecular Nanotubes and Nanospheres - Molecular Self-Assembly: Advances and Applications - page 42

Figure 2.4 Structure and stacking of cyclo-( . (a) Generic

formula. (b) Top view of the tubular stacking showing the
positionsoftheRgroups.(c)Sideviewofthetubeshowing
the hydrogen bonds.

a

-amino acid)

8

b

Figure 2.5 Structure and stacking of cyclo-( -amino acid) . Generic n

formula for (a) n = 4 and (b) n = 3. (c) Top view of the tubular

stacking of cyclo-( showing the positions of

theRgroups.(d)Sideviewofthetubeshowingthehydrogen
bonds.

b

-amino acid)

3