1: With di-μ-chloro-bis(η4-1,5-cyclooctadiene)diiridium; C38H34NO4P; lithium bromide; zinc dibromide in tetrahydrofuran T=20°C; Inert atmosphere; 2: With hydrogenchloride; water in tetrahydrofuran; diethyl ether Inert atmosphere; optical yield given as percent eeenantioselective reaction;