You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule [2-(1,3-benzodioxol-5-yl)-2-oxoethyl] 4-[[2-[(2S)-3-oxo-4H-1,4-benzothiazin-2-yl]acetyl]amino]benzoate .
user
C26H20N2O7S
assistant