You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is both fluorescent and electroluminescent, and it has an effect on both improved luminous efficiency and organic electroluminescence. Use the above information to create a molecule.
user
CC(C)(C)c1ccc2c(c1)c1ccccc1n2-c1ccc(-c2ccc(-n3c4ccccc4c4ccc5c6ccccc6oc5c43)cc2)cc1
assistant