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
COC12CCC(NC(=O)OCc3ccccc3)CC1(c1cccc(OC(C)=O)c1)CCN(CC1CC1)C2
assistant