Affiliation: | 1. Department of Chemistry , Westmont College , Santa Barbara, California, 93108, U.S.A.;2. Department of Chemistry , Westmont College , Santa Barbara, California, 93108, U.S.A.;3. Department of Chemistry , Stanford University , Stanford, CA, 94305;4. Department of Chemistry , Gordon College , Wenham, MA, 01984;5. Department of Chemistry , Westmont College , Santa Barbara, California, 93108, U.S.A. |