You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 1-[(4-fluorophenyl)methyl]-N-[1-[3-(4-methoxyphenyl)propyl]piperidin-4-yl]benzimidazol-2-amine into its molecular formula.
user
C29H33FN4O
assistant