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: It belongs to the organic light-emitting device class of molecules.
user
C1=CC(c2ccc3c(c2)C(c2ccccc2)(c2ccccc2)c2cc(-c4ccc5cc(-c6ccc7nc8c9ccccc9oc8n7c6)ccc5c4)ccc2-3)=CCN1
assistant