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Off-set HPLC chromatograms of ginsenosides detected from the steamed ginseng leaves (SGL) as compared with the chromatogram of the ginsenoside standards. a, Rg1; b, Re; c, Rf; d, Rb1; e, 20S-Rg2; f, Rc; g, 20S-Rh1; h, 20R-Rg2; i, Rb2; j, 20R-Rh1; k, Rb3; l, Rd; m, F2; n, Rk3; o, Rh4; p, 20S-Rg3; q, 20R-Rg3; r, 20S-PPT; s, 20R-PPT; t, 20S-Rh2; u, 20R-Rh2; v, Rk2; w, Rh3; x, 20S-PPD; y, 20R-PPD.
