1. Department of Chemistry, BioScience Research Collaborative, Rice University, 6100 Main Street, Houston, Texas 77005, United States
2. Laboratory of Chemical Biology of Natural Products & Designed Molecules, Institute of Nanoscience and Nanotechnology, National Centre for Scientific Research “Demokritos”, 153 10 Agia Paraskevi, Greece
3. AbbVie Inc., 400 East Jamie Court, South San Francisco, California 94080, United States