You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-(aminomethyl)-N-[2-(5-methyl-1,2,4-oxadiazol-3-yl)ethyl]piperidine-1-sulfonamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C11H21N5O3S
assistant