You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule that fulfills the requirement: It belongs to the electroluminescent class of molecules.
user
C=CC=C1C(=C)C(C)(C)c2cc(N(c3ccc4c(c3)C3(c5ccccc5-4)c4cc(-c5ccccc5)ccc4-c4ccc(-c5ccccc5)cc43)c3ccccc3-c3ccccc3)ccc21
assistant