You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule that fulfills the requirement: The molecule is a organic light-emitting device.
user
CCCCCC(=C1CN(c2ccccc2)c2ccc(-c3ccccc3)cc21)c1cccc(-c2nc(-c3ccccc3)nc(-c3ccc4c(c3)C(C)(C)c3ccccc3-4)n2)c1
assistant