Exhibit B

Name and Business Address	Country of Citizenship	Present Principal Occupation or Employment
Werner Baumann Bayer AG Kaiser-Wilhelm-Allee 51368 Leverkusen Germany	Germany	CEO Bayer AG
Liam Condon Bayer AG Alfred-Nobel Str. 50 40789 Monheim am Rhein Germany	Ireland	Member of the Board of Management Bayer AG President Crop Science Division
Johannes Dietsch Bayer AG Kaiser-Wilhelm-Allee 51368 Leverkusen Germany	Germany	Member of the Board of Management Bayer AG
Hartmut Klusik Bayer AG Kaiser-Wilhelm-Allee 51368 Leverkusen Germany	Germany	Member of the Board of Management Bayer AG
Kemal Malik Bayer AG Kaiser-Wilhelm-Allee 51368 Leverkusen Germany	United Kingdom	Member of the Board of Management Bayer AG
Erica Mann Bayer Consumer Care AG Peter Merian Strasse 84 4002 Basel Switzerland	Australia	Member of the Board of Management Bayer AG President Consumer Health Division
Dieter Weinand Bayer AG Müllerstraße 178 13353 Berlin Germany	United States of America	Member of the Board of Management Bayer AG President Pharmaceutical Division
Bernd-Peter Bier Bayer AG Kaiser-Wilhelm-Allee 51368 Leverkusen Germany	Germany	Head of Accounting & Taxes Bayer AG
Gabriel Harnier Bayer AG Kaiser-Wilhelm-Allee 51368 Leverkusen Germany	Germany	General Counsel Bayer AG
Roland Hartwig Bayer AG Kaiser-Wilhelm-Allee 51368 Leverkusen Germany	Germany	General Counsel Bayer AG
Peter Mueller Bayer AG Kaiser-Wilhelm-Allee 51368 Leverkusen Germany	Germany	Head of Finance