You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-O-[2-(4-acetamidophenoxy)ethyl] 3-O-methyl 2,6-dimethyl-4-(2-nitrophenyl)-3,4-dihydropyridine-3,5-dicarboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C26H27N3O8
assistant