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 class of molecules. Please represent the molecule in SMILES.
user
Cc1cc(-c2ccccn2)ccc1-c1c2ccccc2c(-c2ccc(-n3c4ccccc4c4ccccc43)cc2C)c2ccccc12
assistant