You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: The molecule is a prostaglandin inhibitor and belongs to the crth2 antagonist class of molecules, with the characteristic of being allergic disease treatment.
user
COC(=O)c1cc(Br)cc(CSc2nc3ccccc3n2C(C(=O)O)C(C)(C)C)c1
assistant