You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as 5,13,16-triazatetracyclo[7.7.0.02,6.010,15]hexadeca-1,5,7,9,11,13,15-heptaene using the IUPAC nomenclature.
user
C13H9N3
assistant