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 a electroluminescent member of the organic electroluminescent class. Use the above information to create a molecule.
user
c1ccc2c(c1)-c1ccccc1C21c2ccc3ccccc3c2-c2ccc3cc(-c4c5ccccc5c(-c5ccc6oc7cc8ccccc8cc7c6c5)c5ccccc45)ccc3c21
assistant