You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule is a organic light-emitting device that has an effect on low driving voltage.
user
CC1(C)c2ccccc2-c2ccc(N(c3ccc4oc5ccccc5c4c3)c3ccccc3-c3ccc4c(c3)-c3ccccc3C43c4ccc5ccccc5c4Oc4c3ccc3ccccc43)cc21
assistant