You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: It belongs to the fibrosis treatment class of molecules.
user
NC(=NO)c1ccc(Nc2ncc(-c3cnc(C(F)(F)F)cn3)o2)cn1
assistant