definiens: shall mean : ( a ) with respect to products develope d by Rohto prior to the date of this Amendment, those skin care products li sted on Exhibit A-1 that conform to the Specificati ons ( ), ( b ) with respect to products developed by Rohto after the date of this Amendment, those skin products listed on Exhibit A- 2 from time to time that conform to the Specificat ions to be developed from time to time ( ), ( c ) with respect to products developed by OMP a fter the date of this Amendment, those skin care products to be listed on Exhibit A- 3 from time to time ( excluding Elastin based produc ts covered by a separate agreement ) that conform to the Specif ications to be developed from time to time ( ) ; and ( d ) with respect to products jointly develo ped by the parties from time to time after the date of this Amendment, those skin care product s listed on Exhibit A-4 that conform to the specifi cations jointly developed from time to time ( )