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: The molecule is fluorescent.
user
O=S(=O)(Cl)Cl.c1csc(-c2cccc3c2-c2nc-3nc3[nH]c(nc4nc(nc5[nH]c(n2)c2cccc(-c6cccs6)c52)-c2cccc(-c5cccs5)c2-4)c2cccc(-c4cccs4)c32)c1
assistant