You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule is a light-emitting device and belongs to the organic light-emitting class of molecules.
user
c1ccc(-c2cccc(C3=NC(c4cccc5c(-c6cccc7oc8ccncc8c67)cccc45)=NC(c4cccc5oc6ccccc6c45)N3)c2)cc1
assistant