You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (2R)-3-methyl-2-[[4-[(2-methyl-1,3-benzothiazol-5-yl)amino]-6-pyridin-3-ylpyrimidin-2-yl]amino]butan-1-ol into its molecular formula.
user
C22H24N6OS
assistant