You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 2-chloro-N-(4-methylsulfanyl-1,3-benzothiazol-2-yl)-N-[[(2R)-oxolan-2-yl]methyl]benzamide .
user
C20H19ClN2O2S2
assistant