copper(l) chloride in diethylamine under N2, 0.08 equiv of CuCl was added to stirred mixt. of Au-complex and ligand (molar ratio 1:1.02) in Et2NH, 30 min; solvent removed in vac. at room temp., water added, extd. with benzene,extract dried over MgSO4 overnight, evapd., washed with dry Et2O, recrystd. from toluene-n-octane; elem. anal.;