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 light-emitting member of the organic light-emitting device class. Use the above information to create a molecule.
user
CC(C)(C)c1ccc(N(c2ccc(C(C)(C)C)cc2)c2ccc3c(c2)oc2c3c3cc(-c4ccccc4)cc4c5c6ccc(N(c7ccc(C(C)(C)C)cc7)c7ccc(C(C)(C)C)cc7)cc6oc5n2c34)cc1
assistant