You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-(3-cyanophenyl)-2-[(4R)-4-methyl-2,5-dioxo-4-thiophen-3-ylimidazolidin-1-yl]acetamide ?
user
C17H14N4O3S
assistant