You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
tert-butyl N-[4-[(6-amino-12-oxo-9-phenyl-1,10-diazatricyclo[6.4.1.04,13]trideca-4(13),5,7,9-tetraen-11-yl)carbamoyl]pyridin-3-yl]carbamate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H28N6O4
assistant