Lup-20(29)-en-28-ol-3-one (betulone).
Acta Crystallogr Sect E Struct Rep Online. 2013 Apr 27;69(Pt 5):o795-6. doi: 10.1107/S1600536813011008. Print 2013 May 1.
Acta Crystallogr Sect E Struct Rep Online. 2013.
PMID: 23723937
Free PMC article.