1. Department of Chemistry and Biochemistry3058, University of California at San Diego, La Jolla, California 92093, Department of Chemistry and Molecular Structure Center, Indiana University, Bloomington, Indiana 47405, Institute for Solid State Physics, The University of Tokyo, 7-22-1 Roppongi, Minatoku, Tokyo 106-8666, Japan, Center for Interdisciplinary Magnetic Resonance, National High Magnetic Field Laboratory, Tallahassee, Florida 32310, and Department of Basic Science, The University of Tokyo, Komaba...