You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
It belongs to the pain treatment class of molecules. Use the above information to create a molecule.
user
CC(C)(C)Nc1ncnc2ccc(-c3ccc(F)c(CN(C(=O)c4ccno4)C4CC4)c3)cc12
assistant