You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
It belongs to the organic light-emitting device class of molecules. Use the above information to create a molecule.
user
CC(=CC=CCc1ccccc1)c1c2ccccc2c(C(C)=CC=C2Cc3ccc4cc5oc6ccccc6c5cc4c3C2(C)C)c2ccccc12
assistant