About the Authors

John C. Faver

Affiliation Quantum Theory Project, University of Florida, Gainesville, Florida, United States of America

Mark L. Benson

Affiliation Quantum Theory Project, University of Florida, Gainesville, Florida, United States of America

Xiao He

Affiliation Quantum Theory Project, University of Florida, Gainesville, Florida, United States of America

Benjamin P. Roberts

Affiliation Quantum Theory Project, University of Florida, Gainesville, Florida, United States of America

Bing Wang

Affiliation Quantum Theory Project, University of Florida, Gainesville, Florida, United States of America

Michael S. Marshall

Affiliation Center for Computational Molecular Science and Technology, School of Chemistry and Biochemistry, and School of Computational Science and Engineering, Georgia Institute of Technology, Atlanta, Georgia, United States of America

C. David Sherrill

Affiliation Center for Computational Molecular Science and Technology, School of Chemistry and Biochemistry, and School of Computational Science and Engineering, Georgia Institute of Technology, Atlanta, Georgia, United States of America

Kenneth M. Merz Jr.

merz@qtp.ufl.edu

Affiliation Quantum Theory Project, University of Florida, Gainesville, Florida, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KMM. Performed the experiments: JCF MLB BW XH BPR MSM CDS. Analyzed the data: JCF KMM. Wrote the paper: JCF KMM.