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 organic light-emitting device and organic light-emitting, belonging to both the light-emitting and electroluminescent classes of molecules, with an effect on electroluminescent device.
user
c1ccc(-c2ccc3c4ccc(-c5ccccc5)cc4n(-c4cccc5c4oc4cccc(-c6cc(-c7ccccc7)c7ccccc7n6)c45)c3c2)cc1
assistant