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 phosphodiesterase inhibitor and belongs to the electroluminescent class of molecules, impacting luminous efficiency.
user
c1ccc(-c2cccc(N(c3ccccc3)c3ccc4sc5ccc(-c6ccc(-c7cccc8c7sc7ccccc78)cc6)cc5c4c3)c2)cc1
assistant