Issa, Hamad Hassan New sesquiterpene lactones from the aerial parts of Pseudoelephantopus spicatus. [electronic resource] - Chemical & pharmaceutical bulletin Nov 2006 - 1599-601 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0009-2363 Standard No.: 10.1248/cpb.54.1599 doi Subjects--Topical Terms: Asteraceae--chemistryLactones--chemistryMagnetic Resonance Spectroscopy--methodsModels, MolecularMolecular ConformationPlant Components, Aerial--chemistryPlants, Medicinal--chemistryReference StandardsSesquiterpenes--chemistryStereoisomerism