You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: The molecule is organic electroluminescent and electroluminescent, and it has an effect on improved luminous efficiency.
user
c1ccc(-c2ccc(-n3c4ccccc4c4cc(-c5ccc6c(c5)oc5cc7c(cc56)C5(CCCCC5)c5ccccc5-7)ccc43)cc2)cc1
assistant