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 organic light-emitting diode.
user
Oc1ccc2c(c1-c1ccccc1)C1(c3ccccc3C3(c4ccccc4-c4ccccc43)c3ccccc31)c1cccc(-c3cc(-c4ccccc4)nc(-c4ccc5ccccc5c4)n3)c1-2
assistant