You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: It belongs to the ccr5 antagonist class of molecules.
user
CCCCOCCOc1ccc(-c2ccc(N3CCCC3)c(C(C)=CC(=O)O)c2)cc1
assistant