You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Could you please return a molecule that adheres to this description? It belongs to the organic light-emitting device class of molecules.
user
CC1(C)c2ccccc2-c2c1cc1c(oc3cc4ccccc4cc31)c2-c1c2ccccc2c(-c2ccc3sc4ccccc4c3c2)c2ccccc12
assistant