You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is a organic light-emitting device. Use the above information to create a molecule.
user
C1=CC2=C(CC1)OC1CCCCC1C21C2=C(CCC(N3C4=C(C=CCC4)C4C=CCCC43)=C2)Oc2c(N3C4=C(CCCC4)C4CCC=CC43)cccc21
assistant