Figure 1

Molecular structures of (a) SNP, (b) PEH, (c) Cyclodextrins, showing the exterior and the interior protons, here, n = 6 to 8 for the α, β and ϒ-cyclodextrins respectively.

Molecular structures of (a) SNP, (b) PEH, (c) Cyclodextrins, showing the exterior and the interior protons, here, n = 6 to 8 for the α, β and ϒ-cyclodextrins respectively.