You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance tert-butyl N-[1-[heptyl-[2-(2-methylanilino)-2-oxo-1-phenylethyl]amino]-3-methyl-1-oxopentan-2-yl]carbamate .
user
C33H49N3O4
assistant