658531.fig.003a
(a)
658531.fig.003b
(b)
658531.fig.003c
(c)
658531.fig.003d
(d)
Figure 3: The possible metabolic sites and metabolites of six compounds: (16) tetrahydroberberine_M1; (17) tetrahydroberberine_M2; (18) tetrahydropalmatine_M1; (19) tetrahydropalmatine_M2; (20) protopine_M1; (21) oxypeucedanin_M1.