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: The molecule is a organic electroluminescent device and belongs to the electroluminescent class of molecules, with the characteristic of being fluorescent.
user
Cc1ccc(C)c(N(c2ccc3cc4c(cc3c2)oc2c(C)c3c(oc5cc6cc(N(c7cc(C)ccc7C)c7cc(C)ccc7C)ccc6cc53)c(C)c24)c2cc(C)ccc2C)c1
assistant