silver(I) acetate; potassium; carbon; lithium chloride; zinc(II) chloride 1.) 160 deg C, 15 min, 2.) THF, 25 deg C, 3.) THF, -60 deg C, 4.) -10 deg C, 14 h; Yield given. Multistep reaction;

phenylphosphoric acid dichloride; triethylamine in dichloromethane T=20°C; 1 h;