You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: It belongs to the organic light-emitting device class of molecules. Please write the SMILES representation of it.
user
c1ccc2c(-c3ccc4ccc(Nc5ccc6c(c5)c5ccccc5n6-c5cc6ccccc6c6ccccc56)cc4c3)cccc2c1
assistant