Figure 2.

Mass spectra and proposed fragmentations of albiflorin (a), paeoniflorin (b), and 1, 2, 3, 4, 6-penta-O-galloyl-beta-D-glucopyranose (c).

Mass spectra and proposed fragmentations of albiflorin (a), paeoniflorin (b), and 1, 2, 3, 4, 6-penta-O-galloyl-beta-D-glucopyranose (c).