You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[4-(1,3-benzodioxol-5-yl)-1,3-thiazol-2-yl]-3-(phenylcarbamoylamino)propanamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C20H18N4O4S
assistant