You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Can you create a molecule that matches the given characteristics? The molecule is a organic light-emitting diode.
user
CC1(C)C2=C(CCC=C2)Sc2c(-c3cc(-c4nc(-c5ccccc5)nc(-c5ccccc5)n4)cc(-c4nc(-c5ccccc5)nc(C5C=CC=CC5)n4)c3)cccc21
assistant