definiens: means all information relating to Compounds or Licensed Products ( including PfizerCombination Products ), as well as any other information regarding the business and operations of PFIZER, that is or has beendisclosed ( whether orally or in writing ) by PFIZER to ATHERSYS or its Affiliates to the extent that such information is not ( i)as of the date of disclosure known to ATHERSYS or its Affiliates ; or ( ii ) disclosed in published literature, or otherwisegenerally known to the public through no breach by or ATHERSYS ; of this Agreement or ( iii ) obtained by ATHERSYS or itsAffiliates from a Third Party free from any obligation of confidentiality to PFIZER ; or ( iv ) independently developed byATHERSYS or its Affiliates without use of the [COMPANY] Confidential Information ; or ( v ) in the reasonable opinion of legalcounsel, required to be disclosed under Law ; provided that, in the case of ( v ), ATHERSYS provides PFIZER prior notice ( to theextent practicable ) of such disclosure and agrees to cooperate, at the request and sole expense of PFIZER, with PFIZER ’s effortsto preserve the confidentiality of such information