1. School of Chemistry, University of Bristol, Cantock’s
Close, Bristol BS8 1TS, U.K.
2. Central Laser Facility,
Research Complex
at Harwell, Science and Technology Facilities Council, Rutherford
Appleton Laboratory, Harwell Science and Innovation Campus, Didcot, Oxfordshire, OX11 0QX, U.K.
3. Department of Chemistry, Marquette University, 535 North 14th
Street, Milwaukee, Wisconsin 53233, United States