You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule is a mek inhibitor and belongs to the anti tumor class of molecules.
user
Nc1nccc(Cc2cc(C(=O)O)c(Nc3ccc(I)cc3F)n3cncc23)c1F
assistant