1. Johann Wolfgang Goethe-University, Institute of Biophysics, Max-von-Laue-Straße 1, 60438 Frankfurt am Main, Germany
2. Institute of Basic Science, Center of Molecular Spectroscopy and Dynamics, 145 Anam-ro, Seongbuk-gu, Seoul 02841, Republic of Korea
3. Korea University, Department of Chemistry, 145 Anam-ro, Seongbuk-gu, Seoul 02841, Republic of Korea