1. Department of Medicinal Chemistry, Roche Palo Alto, 3431 Hillview Avenue, Palo Alto, CA 94304 (USA), Fax: (+1) 650‐852‐1311
2. Department of Chemical Synthesis, Roche Palo Alto, 3431 Hillview Avenue, Palo Alto, CA 94304 (USA)
3. Department of Non‐Clinical Safety, Roche Palo Alto, 3431 Hillview Avenue, Palo Alto, CA 94304 (USA)
4. Department of Viral Disease Biochemistry, Roche Palo Alto, 3431 Hillview Avenue, Palo Alto, CA 94304 (USA)
5. Department of Viral Disease Biology, Roche Palo Alto, 3431 Hillview Avenue, Palo Alto, CA 94304 (USA)
6. Department of Discovery Sciences and Technologies, Roche Palo Alto, 3431 Hillview Avenue, Palo Alto, CA 94304 (USA)
7. Department of Discovery Pharmaceutics, Roche Palo Alto, 3431 Hillview Avenue, Palo Alto, CA 94304 (USA)