definiens: with respect to any Royalty Product means the amount of gross sales of suchRoyalty Product worldwide that are invoiced by Buyer or any of its Affiliates, or any of its or their licensees orsublicensees, to any Person, as reduced by the following deductions to the extent actually allowed or incurred withrespect to the sales of such Royalty Product and accounted for on a product by product basis, and in each case inaccordance with GAAP or, if the Person that is commercializing the Royalty Product does not report Net Sales inaccordance with GAAP, in accordance with IFRS:(i ) [ * * ] ; [ * * ] ; [ * * ] ; [ * * ] ; [ * * ] ; 49 [ * * ] = Portions of this exhibit have been omitted pursuant to a confidential treatment request . An unredacted versionof this exhibit has been filed separately with the Commission