You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-phenyl-4,18-bis(2-phenylpropan-2-yl)-8,14-bis[4-(2-phenylpropan-2-yl)phenyl]-N-(6-propan-2-yldibenzofuran-4-yl)-8,14-diaza-1-borapentacyclo[11.7.1.02,7.09,21.015,20]henicosa-2(7),3,5,9,11,13(21),15(20),16,18-nonaen-11-amine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C87H78BN3O
assistant