You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is a organic light-emitting member of the organic light-emitting device class.
user
CC1(C)c2ccccc2-c2cc3c4ccccc4n(-c4ccc5c(c4)oc4cccc(-c6nc(-c7c(O)c(O)c(O)c(O)c7O)nc(-c7cccc8oc9ccccc9c78)n6)c45)c3cc21
assistant