You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: It belongs to the organic light-emitting device, organic light-emitting, and electroluminescent classes of molecules. Please represent the molecule in SMILES.
user
c1ccc(-c2cccc(-c3nc(-c4ccccc4)nc(-c4ccc5c(c4)oc4c(-n6c7ccccc7c7c8oc9ccccc9c8ccc76)cccc45)n3)c2)cc1
assistant