You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 1-[3-[[[3-(4-tert-butylphenyl)-2-methylpropyl]amino]methyl]pyridin-2-yl]piperidine-4-carboxamide into its molecular formula.
user
C26H38N4O
assistant