You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): It belongs to the phosphorescent class of molecules.
user
CC1CC2=C(C=C1c1ccccc1-c1cc(-c3cccnc3)cc(-c3ccccn3)c1)C1=C=CC=CC1c1ccccc12
assistant