658531.fig.002
Figure 2: The structures of the 15 absorbed compounds and 6 metabolites of YZP: imperatorin; byakangelicol; byakangelicin; bergapten; (5) psoralen; (6) xanthotoxin; (7) coptisine; (8) α-allocryptopine; (9) isoimperatorin; (10) oxypeucedanin; (11) corydaline; (12) tetrahydropalmatine; (13) tetrahydroberberine; (14) berberine; (15) Protopine.