You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule that fulfills the requirement: The molecule is a hiv protease inhibitor and belongs to the anti viral agent class of molecules.
user
O=C(O)NC(Cc1ccccc1)C(O)C(NOC1CCCCC1)C1COC2OCCC21
assistant