You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The organic electroluminescent device molecule is electroluminescent and has an effect on organic electroluminescence.
user
c1ccc(-c2nc(-c3ccc(-c4ccc5oc6cc7c(cc6c5c4)oc4ccccc47)cc3)nc(-c3cccc4c3sc3ccccc34)n2)cc1
assistant