Martínez-Vazquez, M; Bueno, JL; Espinosa, G; Calderon, JS; García, A
(1998)
From the aerial parts of Machaeranthera tanacetifolia the known 12-hydroxy-ent-kauren-16-en-19-oic acid and the two previously unknown (-)-11-O-alpha-D-arabinopyranosyl-beta-eudesmol and (+)-11-O-beta-L-arabinopyranosyl- ...