You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is a asthma treatment and anti inflammatory, belonging to the ccr3 antagonist class of molecules, and is inflammatory disease treatment. Use the above information to create a molecule.
user
O=C(O)Cc1csc(SCC(=O)NCC2CN(Cc3ccc(F)cc3)CCO2)n1
assistant