You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: The molecule is a organic electroluminescent device and belongs to both the electroluminescent and organic light-emitting device classes of molecules.
user
c1ccc(-c2nc(-c3ccccc3)nc(-c3cccc4oc5ccc(-c6ccc7c(c6)c6ccccc6n7-c6cccc(-n7c(-c8ccccc8)nc8ccccc87)c6)cc5c34)n2)cc1
assistant