You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 1-[3-[[N-(5,5-dimethylhexan-2-yl)-N'-methylcarbamimidoyl]amino]propyl]piperidine-3-carboxamide into molecular formula.
user
C19H39N5O
assistant