NCIt definition : A polycyclic lactone quassinoid phytochemical isolated from the seeds of Hannoa undulata
and other plant species with potential antineoplastic activity. This agent also has
antiviral and antitumor properties. (NCI04);
CAS number : 1990-01-8; a href https://gsrs.ncats.nih.gov/ginas/app/beta/browse-substance?search 1990-01-8
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