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)c2ccccc2-c2c1ccc1c2c2cc(C#N)ccc2n1-c1cccc(-c2cccc(-n3c4ccccc4c4ccccc43)c2)c1
assistant