You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule based on this description: The molecule is a serotonin antagonist and belongs to the serotonin agonist class of molecules.
user
Fc1ccc2c(CCCN3CCC4C(C3)c3cccc5c3N4CCC5)noc2c1
assistant