You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named ethyl 1-[2-[2-(methanesulfonamido)-1,3-thiazol-4-yl]acetyl]piperidine-4-carboxylate by IUPAC nomenclature, provide its molecular formula.
user
C14H21N3O5S2
assistant