You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: It belongs to the organic light-emitting class of molecules.
user
c1ccc(N(c2ccc(-c3ccc4c(c3)sc3ccccc34)cc2)c2ccccc2-c2cc3ccccc3c3ccccc23)c(-c2cccc3ccccc23)c1
assistant