You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name tert-butyl N-[(2-methylpropan-2-yl)oxycarbonyl]-N-[(E)-2,6,6-trimethyl-9-oxo-9-piperidin-1-ylnon-7-en-2-yl]carbamate into its molecular formula.
user
C27H48N2O5
assistant