definiens: shall mean ( i ) [ * ], ( ii ) [ * ], ( iii ) [ * ], ( iv ) [ * ], ( v ) the other compounds set forth on Exhibit F ofthe [COMPANY] - Biogen Agreement, ( vi ) all other compounds that were Synthesized in the course of performing the ResearchProgram during the Research Term in connection with activities [ * ] to the PDK Target, ( vii ) all other compounds claimed orcovered by a Collaboration Patent that are [ * ] the PDK Target ( including Collaboration Patents listed under in Exhibit 1.4(a ) hereinunder ), ( viii ) all other compounds claimed or covered by an invention disclosure within theCollaboration Know - How that are [ * ] the PDK Target, and ( ix ) all salts, prodrugs, esters, metabolites, solvates, stereoisomersand polymorphs of any of the foregoing