1. Shanghai-Hong Kong Joint Laboratory in Chemical Synthesis, Shanghai Institute of Organic Chemistry, The Chinese Academy of Sciences, 354 Feng Lin Road, Shanghai 200032, China, Department of Chemistry, University of Southern California, Los Angeles, California 90089, ISIS Facility, Rutherford Appleton Laboratory, Chilton, Didcot, OX11, 0QX, U.K., Japan Atomic Energy Agency, 2-4 Shirakata-Shirane, Tokai, Ibaraki 319-1195, Japan, Institute of Applied Beam Science, Ibaraki University, Naka-Narusawa, 4-12,...