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 device.
user
Cc1ccc2c(c1)Oc1cc(C)cc3c4cc(-c5cccc(-c6cccc(-c7ccc8c(c7)c7cc(C)cc9c7n8-c7ccc(C)cc7O9)c6)c5)ccc4n-2c13
assistant