You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 14,16-diphenyl-11,13,15-triazatetracyclo[8.7.0.02,7.012,17]heptadeca-1,4,6,8,10,12,14,16-octaene .
user
C26H17N3
assistant