ChemInform Abstract: A Botryane Metabolite with a New Hexacyclic Skeleton from an Entomogenous Fungus Hypocrea sp. Issue 18 (6th May 2014) - Yuan, Yafei; Feng, Yu; Ren, Fengxia; Niu, Shubin; Liu, Xingzhong; Che, Yongsheng