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: The organic light-emitting device molecule is organic light-emitting and has an effect on light emission. Please represent the molecule in SMILES.
user
c1ccc(-c2ccc(-n3c4ccccc4c4cc(-c5cccc6c7ccccc7c7cc(-c8ccc(-c9nc(-c%10ccccc%10)nc(-c%10ccccc%10)n9)cc8)ccc7c56)ccc43)cc2)cc1
assistant