You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[4-[(2R,5S)-5-[(4-chlorophenyl)methyl]-2-(methylsulfinylmethyl)morpholin-4-yl]piperidin-1-yl]-1H-1,2,4-triazol-5-amine is the IUPAC name of a molecule. Please give its molecular formula.
user
C20H29ClN6O2S
assistant