You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: The molecule is a organic light-emitting device.
user
CC1(C)c2ccccc2N(c2ccc(N(c3ccccc3)c3ccccc3)c(-c3ccccc3)c2)c2ccccc21
assistant