1. Arvinas LLC, 5 Science Park, New Haven, Connecticut 06511, United States
2. Genentech Inc., 1 DNA Way, South San Francisco, California 94080, United States
3. Pharmaron Beijing, Co. Ltd., 6 Tai He Road, BDA, Beijing 100176, P. R. China
4. Evotec (U.K.) Ltd., 95 Park Drive, Milton Park, Abingdon, Oxfordshire OX14 4RY, U.K.