Die Reaktion von N,N,N'-Tris(trimethylsilyI)benzamidin mit Kupfer(II)chlorid. Kristallstruktur von {C 6 H 5 -C(NSiMe 3 ) 2 CuCl[C 6 H 5 -C(NSiMe 3 )(NHSiMe 3 )]}/ The Reaction of N,N,N'-Tris(trimethylsilyl)benzamidine with Copper(II) Chloride. Crystal Structure of {C 6 H 5 —C(NSiMe 3 )->CuCl · [C 6 H 5 -C(NSiMe 3 )(NHSiMe 3 )]}