You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-hydroxy-N'-methyl-N-[2-(thiophen-2-ylsulfonylamino)ethyl]piperidine-1-carboximidamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C13H22N4O3S2
assistant