You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named N-[5-chloro-2-(hydroxymethyl)phenyl]-4-methyl-N-[(2R)-pentan-2-yl]benzenesulfonamide is given. What is its corresponding molecular formula?
user
C19H24ClNO3S
assistant