You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): The molecule is a organic light-emitting device.
user
CC1(C)c2ccccc2C2c3ccc4c(sc5ccccc54)c3C=C(c3ccc(-c4c5c(c(-c6cccc7ccccc67)c6ccccc46)=CCCC=5)cc3)C21
assistant