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: It belongs to the cancer treatment class of molecules.
user
O=C1Nc2ccc(-c3csc(-c4ccccc4)n3)cc2C1=Cc1cc(Cl)c(O)c(Cl)c1
assistant