1. Department of Inorganic, Analytical, and Applied Chemistry, University of Geneva, 30 quai Ernest Ansermet, CH-1211 Geneva 4, Switzerland, Laboratory of X-ray Crystallography, University of Geneva, 24 quai Ernest Ansermet, CH-1211 Geneva 4, Switzerland, Department of Organic Chemistry, University of Geneva, 30 quai Ernest Ansermet, CH-1211 Geneva 4, Switzerland, Institute of Inorganic and Analytical Chemistry, University of Lausanne, BCH 1402, CH-1015 Lausanne, Switzerland, and Pharmaceuticals Division, F...