Carbenes made easy: formation of unsymmetrically substituted N-heterocyclic carbene complexes of palladium (II), platinum (II) and gold (I) from coordinated isonitriles and their catalytic activity - Hashmi, A. Stephen K.; Lothschütz, Christian; Böhling, Constantin; Hengst, Tobias; Hubbert, Christoph; Rominger, Frank (Advanced synthesis & catalysis, 2010)