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 ethyl 2-(N-[2-[3-cyano-6-(4-methylphenyl)-4-phenylpyridin-2-yl]sulfanylacetyl]anilino)acetate .
user
C31H27N3O3S
assistant