definiens: shall mean ( i ) a monoclonal antibody or any antibod y fragment ( including but not limited to antibody fragments such as Fv, Fab, F(ab ’ ) 2, single chain antibody, antibody conjugate boun d to a toxin or bound to a label, or any other antibo dy moiety ) that binds to a Target and that in all c ases has been isolated from the MORPHOSYS HuCAL GOLD Lib rary ( or any substantial improvement of such Library ), such antibody or fragment provided ( A ) by MORPHOSYS to CENTOCOR pursuant to the Research Plan, or ( B ) discovered or developed b y MORPHOSYS outside of the Research Plan, but having been offered by MORPHOSYS and accepted by CE NTOCOR or its Affiliates for further development under a Commercial License ; and ( ii ) an y antibody or antibody fragment thereof, derived ( either physically or by reverse engineering, in on e or more steps ) from an antibody or antibody fragm ent referred to in sub - Section 1.19(i ) hereof and which derived antibody or fragment binds to the same Target