You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(1S,2S,3R)-1-(methoxymethyl)-2-(4-methylphenyl)sulfonyl-3-phenylcyclopropane-1-carbonitrile The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H19NO3S
assistant