You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: The molecule is a light-emitting device and belongs to the organic light-emitting class of molecules.
user
Cc1nc2cccc3c2n1-c1ccc(-c2ccc4c(c2)C(c2ccccc2)(c2ccccc2)c2ccccc2-4)cc1S3
assistant