You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Could you please return a molecule that adheres to this description? The molecule is a ec 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor and anti leukemic, belonging to the anti inflammatory class of molecules, and is cytotoxic. The molecule is a anti eicosanoid, cyclooxygenase 2 inhibitor, cyclooxygenase 1 inhibitor, cyclooxygenase inhibitor and belongs to the hormone antagonist class of molecules.
user