You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Could you please return a molecule that adheres to this description? It belongs to the high luminous efficiency class of molecules.
user
CC1(C)c2cccc(-c3ccc(N(c4ccc(-c5cccc6c5Oc5c(ccc7c5-c5ccccc5C7(C)C)O6)cc4)c4ccc(-c5cccc6c5Sc5c(ccc7c5-c5ccccc5C7(C)C)C6(C)C)cc4)cc3)c2Oc2c1ccc1c2-c2ccccc2C1(c1ccccc1)c1ccccc1
assistant