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
CC1(C)c2cc(-c3ccc(N(c4ccc(-c5ccccc5)cc4)c4ccc(-c5ccccc5)cc4)cc3)ccc2-c2c(-c3ccc4ccccc4c3)ccc3cccc1c23
assistant