You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[(1R,6R)-6-methylcyclohex-3-en-1-yl]-3-[1-(2-methylsulfonylethyl)piperidin-4-yl]urea is the IUPAC name of a molecule. Please give its molecular formula.
user
C16H29N3O3S
assistant