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. 2019 Sep 16;11(9):539. doi: 10.3390/toxins11090539

Figure 4.

Figure 4

The 1H NMR spectra of synthetic 12β-deoxyGTX3 (3) and 12β-deoxyGTX2 (5) and observed key NOEs in these compounds. 600 MHz, solvent: CD3COOD-D2O (4:96, v/v). The HDO signal was suppressed. The signal of CHD2COOD (2.06 ppm) was used as an internal reference.