ABSTRACT
C. bupleurifolia. SESQUITERPENOID: 8β-tigloylguaigrazielolide.
Bohlmann et al., Phytochemistry, 22, 2860 (1983)
C. valdivianum. IRIDOIDS: plantarenaloside, stansioside.
Gambarino et al., J. Nat Prod., 48, 992 (1985)
C. chinensis (Lam.) Voss. IRIDOIDS: campenoside, 5-hydroxycampenoside.