1. Fiber
and Polymer Science Program, North Carolina State University, 1020
Main Campus Drive, Raleigh, North Carolina 27606, United States
2. Department
of Chemistry, Bioinformatics Research Center, North Carolina State University, 1 Lampe Drive, Raleigh, North Carolina 27607, United States
3. National Center
for Computational Toxicology, United States Environmental Protection Agency, 109
T.W. Alexander Drive, Research Triangle Park, North Carolina 27711, United States