1. Department of Chemistry and Biochemistry, North Dakota State University, Fargo, North Dakota 58108, United States
2. Department of Civil Engineering, University of North Dakota, Grand Forks, North Dakota 58202, United States
3. Department of Plant Sciences, North Dakota State University, Fargo, North Dakota 58108, United States
4. Department of Chemistry and Biochemistry, University of South Florida, Tampa, Florida 33620, United States