You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
8,11,16-triazatetracyclo[8.6.0.02,7.012,16]hexadeca-1(10),2,4,6,8,11-hexaen-9-amine is the IUPAC name of a molecule. Please give its molecular formula.
user
C13H12N4
assistant