You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name 2,4-dichloro-N-[(2R)-2-hydroxy-2-(3-methylthiophen-2-yl)ethyl]-5-methylbenzenesulfonamide ?
user
C14H15Cl2NO3S2
assistant