Tris[4-(1,1-dimethylethyl)-2-(1H-pyrazol-1-yl)pyridine]cobalt salt with 1,1,1-trifluoro-N-[(trifluoromethyl)sulfonyl]methanesulfonamide (1:3);bis(trifluoromethylsulfonyl)azanide;4-tert-butyl-2-pyrazol-1-ylpyridine;cobalt(3+);Tris[4-t-butyl-2-(1H-pyrazol-1-yl)pyridine]cobalt(Ⅲ) Tris[bis(trifluoromethylsulfonyl)imide]