You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule that fulfills the requirement: It belongs to the organic light-emitting device class of molecules.
user
c1ccc(-c2ccc(N(c3ccccc3)c3cccc(-c4ccc(-c5ccc(-c6ccc7c(c6)oc6ccccc67)cc5-c5ccc6c(c5)oc5ccccc56)cc4)c3)cc2)cc1
assistant