
A new antibacterial clerodane diterpenoid from the resinous exudate of Haplopappus uncinatus
Keywords: Haplopappus uncinatus; Asteraceae; Resinous exudates; 18-Acetoxy-cis-cleroda-3-en-15-oic acid (10βH, 16ξ 19β, 17β, 20α form); Antibacterial activity