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 plasma kallikrein inhibitor.
user
Cc1nnc(C)n1-c1cc(C2CC2)cn2cc(Cn3cc(C(=O)NCc4ncn5ccc(Cl)c(F)c45)nn3)nc12
assistant