You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
It belongs to the organic light-emitting diode class of molecules. Use the above information to create a molecule.
user
c1ccc(-c2nc(-c3ccccc3)nc(-c3cc(-c4ccccc4-c4ccccc4-c4ccc5c6ccccc6c6ccccc6c5c4)c4c(c3)oc3ccccc34)n2)cc1
assistant