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. 2011 Jan 10;16(1):477–492. doi: 10.3390/molecules16010477

Figure 1.

Figure 1

Chemical structure of dammarane type ginsenoside saponins found in the experimental Panax ginseng extract (PGE). Regions R1-R3 consists of different attachment of sugar moiety molecules and refer to the following abbreviations: Af: arabinofuranose; Ap: arabinopyranose; G: glucopyranose; R: rhamnopyranose.