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 oxytocin antagonist and belongs to the vasopressin antagonist class of molecules. Please write the SMILES representation of it.
user
CCCCc1ccc(S(=O)(=O)OC)cc1
assistant