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 light-emitting device.
user
c1ccc(-n2c3ccccc3c3cc(-c4ccccc4-c4ccccc4-c4ccccc4-c4ccc5c(c4)c4ccccc4n5-c4ccccc4)ccc32)cc1
assistant