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 photoacid generator.
user
O=C(OCC(O)COc1ccc(Oc2ccc(OCC(O)COC(=O)c3cc(O)cc(O)c3)cc2)cc1)c1cc(O)cc(O)c1
assistant