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 both a cancer treatment and a pd1/pdl1 inhibitor.
user
COc1cc(C(=O)Nc2cccc(-c3cccc(NC(=O)c4cc(OC)c(CNCC(O)CO)cn4)c3C)c2C)ncc1CNCC(O)CO
assistant