SEARCH Articles Figures Tables Costunolide Costunolide structure Costunolide topoisomerase inhibitory activit Costunolide via chromium ion mediation Costunolide via cyclization Costunolide, dihydrosynthesis via Cope-Claisen rearrangement Costunolide, synthesis Monoterpenoids costunolide Of costunolide Sesquiterpenoids costunolides