You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule based on this description: The molecule is a beta-adrenergic antagonist, ec 1.17.3.2 (xanthine oxidase) inhibitor, adrenergic agent, nutrient, topoisomerase-ii inhibitor and belongs to the anti oxidant class of molecules.
user