http://www.tokyokasei.co.jp/contrib/bun/109dr.pdf (http://www.tokyokasei.co.jp/contrib/bun/109dr.pdf)
check out page 6, Assymetric expoxidation with hydrogen peroxide catalyzed by the enantiomerically pure manganese chelates(!)
He who makes a beast of himself gets rid of the pain of being a man.