1. Department of Small Molecule Process Chemistry; Genentech, Inc.; 1 DNA Way South San Francisco, CA 94080 USA
2. Department of Small Molecule Analytical Chemistry and Quality Control; Genentech, Inc.; 1 DNA Way South San Francisco, CA 94080 USA
3. Pharma Technical Development, Process Chemistry & Catalysis; F. Hoffmann-La Roche Ltd.; Grenzacherstrasse 124 4070 Basel Switzerland