Enzymatic Acylation and Ring-Closing Olefin Metathesis:  A Convenient Strategy for the Lactone Moiety of Compactin and Mevinolin GhoshArun K. LeiHui 2000 Enzymatic Acylation and Ring-Closing Olefin Metathesis:  A Convenient Strategy for the Lactone Moiety of Compactin and Mevinolin