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 anti tussive. Please write the SMILES representation of it.
user
CC(=O)Oc1cccc(C23CCN(CC4CC4)CC2(OC(C)=O)CCC(N(CC(C)C)C(=O)c2ccc4ccccc4c2)C3)c1
assistant