You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[4-(4-nitrophenyl)sulfanylphenyl]methyl 2-[[2-(1,3-dioxoisoindol-2-yl)acetyl]amino]acetate is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H19N3O7S
assistant