You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[3-(cyclopropylmethoxymethyl)phenyl]-4-(2,3-dihydro-1,4-benzothiazin-4-yl)-4-oxobutanamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H26N2O3S
assistant