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 body member of the cancer treatment class.
user
CCCN(CCC(F)(F)F)C(=O)C1=Cc2sccc2N=C(N)C1
assistant