You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a liquid crystal and belongs to the light-emitting class of molecules. Please represent the molecule in SMILES.
user
O=C1OC(=O)c2cc(Oc3ccccc3)c3c4c(Oc5ccccc5)cc5c6c(cc(Oc7ccccc7)c(c7c(Oc8ccccc8)cc1c2c73)c64)C(=O)OC5=O
assistant