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: The molecule is a organic light-emitting device. Please write the SMILES representation of it.
user
N#Cc1c(-c2ccccc2)cc(-c2ccc3oc4ccccc4c3c2)c(C#N)c1-c1cccc2c1oc1ccccc12
assistant