Figure 3.
Stacked 1H NMR spectra of (a) (C70)2⊂2, (b) (C60)3⊂2, and (c) trifacial barrel 1 in DMSO-d6. Insets show the color of the solutions.
Stacked 1H NMR spectra of (a) (C70)2⊂2, (b) (C60)3⊂2, and (c) trifacial barrel 1 in DMSO-d6. Insets show the color of the solutions.