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 member of the organic light-emitting diode class.
user
CCn1c2ccc(-c3ccc4c(c3)c3cc(-c5cccc6c5sc5ccccc56)ccc3n4CC)cc2c2cc(-c3cccc4c3sc3ccccc34)ccc21
assistant