You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 3-(4-methoxy-3-piperidin-1-ylsulfonylphenyl)-N-(2,3,4-trifluorophenyl)prop-2-enamide .
user
C21H21F3N2O4S
assistant