1. John Carroll University, 1 John Carroll Boulevard, University Heights, Ohio 44118, United States
2. Western Oregon University, 345 Monmouth Avenue N, Monmouth, Oregon 97361, United States
3. Willamette University, 900 State Street, Salem, Oregon 97301, United States
4. University of Detroit Mercy, 4001 West McNichols Road, Detroit, Michigan 48221, United States
5. Southern Oregon University, Department of Chemistry, 1250 Siskiyou Boulevard, Ashland, Oregon 97520, United States