1. The Dow Chemical Company, Midland, Michigan 48667, United States
2. The Dow Chemical Company, Lake Jackson, Texas 77566, United States
3. Sauvage Center for Molecular Sciences and Hubei Key Lab on Organic and Polymeric Optoelectronic Materials, Department of Chemistry, Wuhan University, Wuhan 430072, China
4. DuPont, Electronics and Imaging Division, Marlborough, Massachusetts 01752, United States