42 Research and development in the field of covalent protein biologics; medical and scientific research in the field of cancer treatment and diagnosis; pharmaceutical research and development; research and development of pharmaceuticals and biologicals in the field of cancer therapeutics; research and development in the field of synthetic biology enabled covalent therapeutics and covalent protein drugs; research and development for the purpose of selective covalent modification of proteins; research and development in the field of oncology, namely, development of a biotechnology platform to create covalent protein biologics for treating cancer; research and development in the field of covalent protein drugs, namely, development of a platform technology for identification of small-molecule and biologic therapeutics for treating cancer and targeting tumors; conducting clinical trials for others in the field of cancer therapeutics; biotechnology testing services, namely, synthetic chemistry, recombinant protein production, bioconjugation, testing, and analysis; research and development services in the field of antibody-drug conjugates, T cells, natural killer (NK) cells, and macrophage engaging antibodies; research and development services for the purpose of antibody engineering, namely, custom design and engineering of antibodies