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 6,12,23-triphenyl-2,8,14-triazaheptacyclo[14.6.2.04,21.07,20.010,19.013,18.017,22]tetracosa-1(23),2,4,6,8,10,12,14,16(24),17,19,21-dodecaene .
user
C39H21N3
assistant