You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[4-[2-(tert-butylamino)-4-methylpentanoyl]oxy-2,4-dimethylpentan-2-yl] 2-(2,2-dimethylpropanoylamino)-4-methylpentanoate is the IUPAC name of a molecule. Please give its molecular formula.
user
C28H54N2O5
assistant