Li, Jian Virgatolides A-C, benzannulated spiroketals from the plant endophytic fungus Pestalotiopsis virgatula. [electronic resource] - Organic letters May 2011 - 2670-3 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1523-7052 Standard No.: 10.1021/ol200770k doi Subjects--Topical Terms: Crystallography, X-RayFurans--chemistryMolecular StructureSpiro Compounds--chemistryXylariales--chemistry