definiens: means ( a ) any sequence of the variable region of the light chain or the heavy chain of any antibody that ( i ) is claimed or disclosed in an y of the Patents set forth on Exhibit A or ( ii ) tar gets MUC1 and is Controlled by Genus or its Affiliates at any tim e during the Term, ( b ) any fragment, derivative or modification of any of the foregoing that targets MUC1, includin g any recombinant version, chimera or humanized der ivative, or fusion or conjugate with any other molecule, and that is claimed or disclosed in any Patent Control led by Genus, or ( c ) any nucleic acid consisting of a sequ ence of nucleotides encoding ( or complementary to a nucleic acid encoding ) any one of the molecules described i n the preceding clauses ( a ) or ( b ), where such nucl eotide is claimed or disclosed in any Patent Controlled by Ge nus