You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(E)-3-[4-(1,1-dioxo-1,2-thiazolidin-2-yl)phenyl]-N-(1,1-diphenylethyl)prop-2-enamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C26H26N2O3S
assistant