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 and is light-emitting.
user
c1ccc(-c2ccc(N(c3ccc(-c4ccc5c(c4)-c4ccccc4C54c5ccccc5-c5cc(-c6ccccc6)ccc54)cc3)c3ccc(-c4ccc5c(c4)[nH]c4ccccc45)cc3)cc2)cc1
assistant