You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Can you create a molecule that matches the given characteristics? The molecule is a organic electroluminescent device and is electroluminescent.
user
CC1(C)c2cc(-c3ccc4c(c3)c3ccccc3n4-c3ccccc3)ccc2-c2c(-c3cc(-c4ccccc4)c4ccccc4n3)cccc21
assistant