You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[amino-[5-(2-hydroxypropan-2-yl)-1,3-thiazol-2-yl]-oxo-lambda6-sulfanylidene]-2-[4-(methylamino)-2,6-di(propan-2-yl)phenyl]acetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C21H32N4O3S2
assistant