1. Department of Chemistry, University of Washington, Seattle, Washington 98195, United States
2. Environmental Molecular Sciences Laboratory, Earth and Biological Sciences Directorate, Pacific Northwest National Laboratory, Richland, Washington 99352, United States
3. Stanford PULSE Institute, SLAC National Accelerator Laboratory, Menlo Park, California 94025, United States
4. Department of Physics, Technical University of Denmark, 2800 Kongens Lyngby, Denmark
5. Linac Coherent Light Source, SLAC National Accelerator Laboratory, Menlo Park, California 94025, United States
6. Ultrafast X-ray Science Laboratory, Chemical Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, United States
7. SSRL, SLAC National Accelerator Laboratory, Menlo Park, California 94025, United States
8. Department of Chemistry and Department of Physics & Astronomy, University of California, Irvine, California 94025, United States
9. Chemical Sciences and Engineering Division, Argonne National Laboratory, Lemont, Illinois 60439, United States
10. Physical Sciences Division, Physical and Computational Sciences Directorate, Pacific Northwest National Laboratory, Richland, Washington 99352, United States