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? It belongs to the light-emitting class of molecules.
user
c1ccc(-c2ccc3oc4c5ccccc5c(-c5ccc(N(c6ccccc6)c6ccc(-c7cc8ccccc8c8ccccc78)cc6)cc5)cc4c3c2)cc1
assistant