definiens: 3 . Effective as of the Amendment Date, the defined ternl shall be added to Article I of the COPROMOTION Agreement, the definition of which shall read " the phannaceutical product known as 100 mg propoxyphene/ 325 mg AP AP which is marketed and distributed under license from Cornerstone as an authorized generic equivalent to the Branded Product . Branded Productthe phannaceutical product known as Balacet 325 ( lOO mg propoxyphene/ 325 mg APAP ), previously defined as 5 . Effective as of the Amendment Date, the defined tenn as defined in Article I, Section 1.1 ( h ) shall be amended and shall read means and 6 . Effective as of the Anlendment Date, as used in Section 3.1 will be the sum of Gross Sales of Branded Product plus Gross Sales of Generic Product . Average Sales Price will be calculated separately for Branded Product and Generic Product, in each case in the manner described in the revised Exhibit D attached hereto