Figure 7: Chemical structure of major bioactive components in Dan-Shen. (A) Danshinone IIA; (B) Danshinone I; (C) Cryptotansheninone; (D) Dihydrotanshenone; (E) Salvanolic acid B; (F) Danshensu; (G) Rosmarinic acid; (H) protocatechualdehyde.