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-[5-(phenacylamino)-1-(2-pyridin-2-ylethyl)benzimidazol-2-yl]-5-pyridin-4-ylthiophene-2-carboxamide ?
user
C32H26N6O2S
assistant