1. Department of Chemistry, University of Houston, Houston, Texas 77204, United States
2. Department of Materials Engineering Science, Graduate School of Engineering Science, Osaka University, Toyonaka, Osaka 560-8531, Japan
3. CAMCOR, University of Oregon, Eugene, Oregon 97403-1433, United States
4. Department of Chemistry & Chemical Biology, Cornell University, Ithaca, New York 14853, United States
5. Department of Inorganic Chemistry and Instituto de Ciencia Molecular, Universidad de Valencia, Paterna 46980, Spain
6. Center for Spintronics Research Network, Graduate School of Engineering Science, Osaka University, Toyonaka, Osaka 560-8531, Japan
7. Quantum Information and Quantum Biology Division, Institute for Open and Transdisciplinary Research Initiatives, Osaka University, Toyonaka, Osaka 560-8531, Japan
8. Phil and Penny Knight Campus for Accelerating Scientific Impact, University of Oregon, Eugene, Oregon 97403-6231, United States