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. 2018 Nov 27;5:112. doi: 10.3389/fnut.2018.00112

Figure 1.

Figure 1

3D-HPLC profiles of Ninjin'yoeito (NYT). Each of chemical marker [paeoniflorin (1), hesperidin (2), or glycyrrhizic acid (3)] in the HPLC profile of NYT was identified by comparison with the retention times and UV spectra (230–400 nm) of their reference standards for quality control.