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: It belongs to the light-emitting class of molecules.
user
c1ccc(-c2nc(-c3ccccc3)nc(-c3cccc(-c4nc5ccccc5c5c6c(ccc45)C4(c5ccccc5-6)c5ccccc5N(c5ccccc5)c5ccccc54)c3)n2)cc1
assistant