You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by 3-[6-(4-acetylpiperazin-1-yl)-4-methyl-1H-benzimidazol-2-yl]-4-[(1-hydroxy-3-phenylpropan-2-yl)amino]-1H-pyridin-2-one ?
user
C28H32N6O3
assistant