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. 2019 Nov 21;19:325. doi: 10.1186/s12906-019-2746-7

Fig. 1.

Fig. 1

HPLC-DAD analysis of active compounds from ALM16. a HPLC chromatogram of (a) mixtures of authentic standard and (b) ALM16, analyzed on a YMC ODS-AM column. c The structures of calycosin-7-O-β-D-glucoside (1), lithospermic acid (2) and calycosin (3)