You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Could you please return a molecule that adheres to this description? The molecule is a organic electroluminescent device and belongs to the organic light-emitting device class of molecules, with the characteristic of being electroluminescent.
user
Brc1cccc2oc3ccc(-c4cc5ccccc5c5ccccc45)cc3c12
assistant