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 class of molecules. Please write the SMILES representation of it.
user
N=C(c1ccc(-c2ccc(-c3nc(-c4ccccc4)nc(-c4ccccc4)n3)cc2)cc1)c1ccccc1C1CN2C=CC=CC2=N1
assistant