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 based on this description: The molecule is light-emitting.
user
c1ccc(C2(c3ccccc3)c3ccccc3-c3c(N(c4ccc(-c5cccc6ccccc56)cc4)c4cccc(-c5cccc(-c6cc7ccccc7c7ccccc67)c5)c4)cccc32)cc1
assistant