You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): The molecule is a mek inhibitor.
user
CNC(=O)c1nc(C(=O)n2cc(CBr)c3cc(Br)ncc32)cnc1Nc1s[nH]c(=O)c1C(N)=NC(C)CO
assistant