definiens: shall mean ( i ) for the number of kilograms of Compound actually purchased by Astrazeneca, itsAffiliates and Subli censeeS, the difference between the per kilogram price of Compound prior to the Process Implementation Date and the per kilogram price of Compound to [COMPANY], itsAffiliates and Sublicensees, after the Process ImplementatioIl Date for such Process Improvement ( both such prices as set forth specifically in the Dow Agreement ) plus, ( ii ) for the number of kilograms of Probucolactually purchased by [COMPANY], its Affiliates and Sublicensees, the cost reduction per kilogram as a result of reduced Probucol consumption, which cost reduction shall equal the average per kilogramprlce ofproQucol during a calendar yellt times the fraction, where the numerator is the difference between the number of Probucol