You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
tert-butyl 4-(4-methoxybutanoyl)-5-methyl-2,3,6,7,9,10-hexahydro-[1,4]oxazino[2,3-h][3]benzazepine-8-carboxylate is the IUPAC name of a molecule. Please give its molecular formula.
user
C23H34N2O5
assistant