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: The organic light-emitting device molecule is electroluminescent and has an effect on electroluminescent device.
user
CC1(C)c2ccccc2-c2cc(-c3cc(-c4cccc5c4oc4ccc6c(-c7ccccc7)nc7ccccc7c6c45)nc(-c4ccccc4)n3)ccc21
assistant