You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Build a molecule that meets the requirement: It belongs to both the light-emitting and fluorescent classes of molecules.
user
O=c1c2ccc(N3c4ccccc4C4(c5ccccc5Oc5ccccc54)c4ccccc43)cc2oc2cc(N3c4ccccc4C4(c5ccccc5Sc5ccccc54)c4ccccc43)ccc12
assistant