THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
Patent: WO2006/45119 A2, 2006 ;
Location in patent: Page/Page column 61-62 ;
WO 2006/045119 A2

Zeelen; Havinga
Recueil des Travaux Chimiques des Pays-Bas, 1958 , vol. 77, p. 267,271