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
c1ccc(-c2cc(-c3ccc4c(c3)-c3ccc(-c5ccc6oc7ccccc7c6c5)cc3CSC4)cc(-c3ccccc3)n2)cc1
assistant