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. 2017 Aug 1;22(8):1279. doi: 10.3390/molecules22081279

Figure 4.

Figure 4

HPLC chromatograms (210 nm) of oleanolic acid (OA) and ursolic acid (UA) from S. plebeia (A): two triterpenoid standards; (B): 2 months; (C): 3 months; (D): 4 months; (E): 5 months; (F): 6 months; (G): 7 months.