deruxtecan molecule, structural chemical formula, ball-and-stick model, image topoisomerase i inhibitor

deruxtecan topoisomerase inhibitor derivative exatecan breast cancer molecule molecular structure chemical formula c52h56fn9o13 isolated model bond skeletal compound structural built atomic chain atom chemistry medicine science carbon oxygen hydrogen nitrogen biochemistry oncology tumor antineoplastic disease pharmaceutical chemotherapy drug antibodydrug conjugates inhibitors amines maleimides pharmacology treatment