You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-methyl-N-[4-[2-[(6-methyl-1,3-benzothiazol-2-yl)amino]-2-oxoethyl]-1,3-thiazol-2-yl]piperazine-1-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H22N6O2S2
assistant