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: It belongs to the fluorescent class of molecules.
user
O=C(O)C1CCN(c2ccc3cc(-c4nc5cc(Cl)ccc5o4)c(=O)oc3c2)C1
assistant