The molecule is a sesquiterpene lactone with formula C15H22O3 that is isolated from Viola yedoensis and Aristolochia versicolor. It has a role as a plant metabolite. It is a sesquiterpene lactone, a secondary alcohol, an olefinic compound, an oxabicycloalkane and a germacrane sesquiterpenoid.
(1R,4S,5E,8R,9R)-4-hydroxy-5-methyl-8-prop-1-en-2-yl-10-oxabicyclo[7.2.1]dodec-5-en-11-one