You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: It belongs to the crth2 antagonist class of molecules.
user
Cc1c(-c2ccc(=O)n(CC(F)(F)F)n2)c2cc(F)ccc2n1CC(=O)O
assistant