for the following products
(1R,2R)-(-)-1,2-Cyclohexanediamino-N,N'-bis-(3,5-di-tert-butylsalicylidene)cobalt (II) | (R,R)-(-)-N,N'-Bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediaminocobalt(II) | Cobalt,[[2,2'-[(1R,2R)-1,2-cyclohexanediylbis[(nitrilo-kN)methylidyne]]bis[4,6-bis(1,1-dimethylethyl)phenolato-kO]](2-)]-(SP-4-2)- and (R,R)-Jacobsen cobalt catalyst
