Arellano-Martínez, R; Delgado, G
(2010)
A new hemiacetalic germacrolide 6, named hypargyrin A, was isolated from the aerial parts of Viguiera hypargyrea, along with the known compounds (8R, 9R)-beta-caryophyllene epoxide, entkaur-16-en-19-oic acid (1), hispidulin ...