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: The molecule is a anti depressant.
user
O=C(c1cccc(=O)[nH]1)N1CC2CC34CCC1C2C31CCN(C2CCC2)C4Cc2ccc(O)cc21
assistant