You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: It belongs to the organic light-emitting device class of molecules.
user
C=C(C)c1cccc(C2=NC(C3CC=Cc4sc5ccccc5c43)N(C)C(c3ccccc3)=N2)c1
assistant