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 5-(4,6-diphenyl-1,3,5-triazin-2-yl)-15-oxa-24-thia-5-azaheptacyclo[14.11.0.02,14.04,12.06,11.017,25.018,23]heptacosa-1(16),2,4(12),6,8,10,13,17(25),18,20,22,26-dodecaene .
user
C39H22N4OS
assistant