You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: It belongs to the high luminous efficiency class of molecules.
user
CC1(C)c2cc(-c3cccc4c3sc3ccccc34)ccc2-c2c1ccc1c2Oc2ccccc2S1
assistant