definiens: means, with respect to an Alternative Product, to use diligent efforts to segregate the research, development, manufacture and commercializ ation activities relating to such Alternative Produ ct from Research, Development, Manufacture and Commercializ ation with respect to any Research Candidates, Development Candidates or Products under this Agree ment, including using diligent efforts to ensure th at : ( a ) no personnel involved in performing the research, deve lopment, manufacture or commercialization of such Alternative Product have [ * * * ] relating to the Rese arch, Development, Manufacture or Commercialization of any Research Candidates, Development Candidates or Products ( provided that [ * * * ] may [ * * * ] regarding t he Research, Development, Manufacture and Commercializ ation of any Research Candidates, Development Candidates or Products in connection with [ * * * ] ) ; a nd ( b ) no personnel involved in performing the Rese arch, Development, Manufacture or Commercialization of an y Research Candidates, Development Candidates or Products have access to [ * * * ] relating to the resea rch, development, manufacture or commercialization of such Alternative Product ( provided that [ * * * ] may [ * * * ] regarding the research, development, manufacture an d commercialization of such Alternative Product in co nnection with [ * * * ] )