You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
It belongs to the light-emitting class of molecules. Use the above information to create a molecule.
user
N#Cc1ccc(-c2ccc3c(c2)c2cc(-c4cccc(-c5ccc6c(c5)c5cc(-c7ccc(C#N)cc7)ccc5n6-c5ccccc5)n4)ccc2n3-c2ccccc2)cc1
assistant