You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-methyl-1-(1-propan-2-ylpiperidin-4-yl)-3-[2-(thiophen-2-ylsulfonylamino)ethyl]guanidine is the IUPAC name of a molecule. Please give its molecular formula.
user
C16H29N5O2S2
assistant