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
C1=CCC(N(c2cccc(-c3nc4ccccc4o3)c2)c2ccc3sc4cc(N(c5ccccc5)c5ccc(-c6nc7ccccc7s6)cc5)cc(N(c5ccccc5)c5ccccc5)c4c3c2)C=C1
assistant