. 2019 Oct 30;7:692. doi: 10.3389/fchem.2019.00692
Copyright © 2019 Xie, Xia, Lin, Lin, Lin, Xia, Chen, Luo, Shao and Yang.
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Figure 2.
Selected COSY (
), HMBC (
), and NOESY (
) correlations of 1.