... Acknowledgments. We are grateful to the National Science Foundation and to the Petroleum Research Fund for financial support. Supplementary data. Spectral data. Supplementary data. Spectral data. Help with PDF files. Options. Download file (1402 K). References and notes. 1; RA Moss, L. Wang, CM Odorisio, M. Zhang, K. Krogh-Jespersen; J. Phys. Chem. A, 114 (2010), p. 209. ...