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 complement factor d inhibitor.
user
Cc1ncc(-c2cc(C)c3n[nH]c(I)c3c2)cn1
assistant