You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Could you please return a molecule that adheres to this description? The molecule is a platelet aggregation inhibitor and belongs to the vasopressin antagonist class of molecules.
user
O=C(Nc1ccc(C(=O)N2CCCCc3ccccc32)cc1)c1ccccc1OCCCCCCBr
assistant