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 erk inhibitor and belongs to the cancer treatment class of molecules.
user
CCn1ncc2cc(Cl)nc(C3CC3COCC(NC(=O)O)c3ccccc3)c21
assistant