You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(1R,2R)-2-[[7-chloro-6-[(1-methyl-2H-pyridin-4-yl)oxy]-1,3-benzothiazol-2-yl]amino]cyclohexan-1-ol is the IUPAC name of a molecule. Please give its molecular formula.
user
C19H22ClN3O2S
assistant