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 molecule is a organic light-emitting device that has an effect on low driving voltage. Please represent the molecule in SMILES.
user
CC1C=CC=CC1c1ccc(N(c2ccc(-c3ccccc3)cc2)c2ccc(-c3ccc(N(c4ccc(-c5ccccc5)cc4)c4ccc(-c5ccccc5)cc4)cc3)cc2)cc1
assistant