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 class of molecules. Use the above information to create a molecule.
user
Fc1ccc(N(c2ccccc2)c2ccc(-n3c4cc5c(cc4c4ncccc43)C(c3ccccc3)(c3ccccc3)c3ccccc3-5)cc2)c(F)c1F
assistant