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 a organic light-emitting diode that has an effect on light emission.
user
c1ccc2cc3c(cc2c1)oc1ccc(-c2nc(-c4cc5ccccc5c5ccccc45)nc(-c4cccc5c4sc4ccccc45)n2)cc13
assistant