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. 2016 Nov 15;55(50):15642–15645. doi: 10.1002/anie.201609186

Figure 2.

Figure 2

1H NMR spectra recorded in at 400 MHz for the proton pair of IV as a function of the CDCl3: CD3OD solvent ratio: a) 100:0, b) 60:40, c) 40:60, d) 20:80, e) 10:90, f) 0:100.