TL;DR: Isocomene (1), a sesquiterpene representing a novel skeletal type, has been isolated from the toxic plant Isocoma Wrightii; its structure was confirmed by X-ray analysis of its corresponding diol.
Abstract: Isocomene (1), a new sesquiterpene representing a novel skeletal type, has been isolated from the toxic plant Isocoma Wrightii; its structure was confirmed by X-ray analysis of its corresponding diol (2).