You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is a ccr1 antagonist. Please write the SMILES representation of it.
user
CC(C)(O)CCC(CC(OC(=O)OCCN)C(Cc1cccc(F)c1)NC(=O)c1cnc2ccccc2n1)C(N)=O
assistant