chemical formula, skeletal formula, and 3d ball-and-stick model of anticancer drug bortezomib, white background

3d anticancer atom background ball stick biochemistry biology boron bortezomib cancer carbon chemical chemistry chemotherapy compound dipeptide disease drug formula hydrogen isolated leucine lymphoma medicine model molecular molecule myeloma nitrogen oncology oxygen pharmaceutical pharmacology pharmacy phenylalanine pyrazinoic acid research science structural structure therapy treatment white background