Design, Synthesis, Photophysics, and Anion-Binding Studies of Bis(dicyclohexylphosphino)methane-Containing Dinuclear Gold(I) Thiolate Complexes with Urea Receptors - He, X; Herranz, F; Cheng, EC-C; Vilar, R; Yam, VW-W (CHEMISTRY-A EUROPEAN JOURNAL, 2010)