You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-O-tert-butyl 5-O-methyl 4-(3-phenylphenyl)-3,6-dihydro-2H-pyridine-1,5-dicarboxylate is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H27NO4
assistant