You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: It belongs to the c5a receptor modulator class of molecules.
user
COc1ccccc1C1CC(=O)C2=C(C1)NC(C)=C(C(=O)OC1CCCC1)C2c1ccsc1
assistant