1. Department of Physics, University of Florida, Gainesville, Florida 32611, United States
2. Quantum Theory Project, University of Florida, Gainesville, Florida 32611, United States
3. Center for Molecular Magnetic Quantum Materials, Gainesville, Florida, United States
4. Department of Physics, University of Connecticut, Storrs, Connecticut 06269, United States
5. Department of Chemistry, University of Florida, Gainesville, Florida 32611, United States
6. Department of Physics and National High Magnetic Field Laboratory, Florida State University, Tallahassee, Florida 32306, United States