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: The molecule is a raf inhibitor that impacts cancer treatment.
user
COc1cncc(-c2nn(C3CCOC3)cc2-c2ccnc(NCCC#N)n2)c1
assistant