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. Author manuscript; available in PMC: 2019 Nov 28.
Published in final edited form as: Org Biomol Chem. 2018 Nov 28;16(46):8976–8983. doi: 10.1039/c8ob02596g

Fig. 1.

Fig. 1

Partial 1H NMR (500 MHz, CDCl3) of a) S1 (2.0 mM), b) M3⊃S1 (2.0 mM), and c) M3 (2.0 mM). Atom labels are provided in Scheme 1. The cartoons show S1 (colored blue) with the two thiophene units in a trans orientation.