You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Can you create a molecule that matches the given characteristics? The molecule is phosphorescent.
user
c1ccc2c(c1)=c1ccccc1=c1cccc(-c3cccc4c3sc3ccncc34)c1=c1ccccc1=2
assistant