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 organic light-emitting.
user
C1=C=CC(c2nc(-c3ccccc3)nc3c(-c4ccccc4)nc(-n4c5ccccc5c5c6c7c(n(-c8ccccc8)c6ccc54)C=CCC7)nc23)=CC=1
assistant