You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
6-formyl-8-sulfanyl-N-[2-(1,3-thiazol-2-yl)ethyl]-4a,8a-dihydroquinoline-3-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C16H15N3O2S2
assistant