You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule based on this description: It belongs to the organic light-emitting class of molecules.
user
c1ccc(-c2cc(-c3ccccc3)c3oc4cc(-c5nc(-c6ccccc6)cc(-c6ccccc6)n5)ccc4c3c2)cc1
assistant