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: It belongs to the organic light-emitting device class of molecules.
user
c1ccc(-c2cccc(-c3cc(-c4ccccc4-c4cccc5c4-c4ccccc4C54c5ccccc5-c5sc6ccccc6c54)nc(-c4ccccc4)n3)c2)cc1
assistant