1. LCLS, SLAC National Laboratory, Menlo Park, California 94025, United States
2. European XFEL, Albert-Einstein-Ring 19, 22761 Hamburg, Germany
3. Chemical Sciences
and Engineering Division, Argonne National Laboratory, Lemont, Illinois 60439, United States
4. Pulse
Institute, SLAC National Laboratory, Menlo
Park, California 94025,
United States
5. Centre for Molecular
Movies, Department of Physics, NEXMAP Section, Technical University of Denmark, 2800 Kgs. Lyngby,
Denmark
6. Center for Nanomaterials
and Chemical
Reactions, Institute for Basic Science,
Daejeon 305-701, Republic of Korea
7. Center for Time-Resolved
Diffraction, Department of Chemistry, KAIST, Daejeon 305-701, Republic of Korea
8. Department of Chemistry, Inha University, Incheon 402-751, Republic
of Korea
9. Institut de Physique de Rennes,
UMR UR1-CNRS 6251, Université de Rennes 1, F35042, Rennes, France