You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl 7-[(6-chloropyrimidin-4-yl)carbamoyl]-2,7,9-triazatricyclo[6.4.0.03,5]dodeca-1(8),9,11-triene-10-carboxylate is the IUPAC name of a molecule. Please give its molecular formula.
user
C16H15ClN6O3
assistant