You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4,18-ditert-butyl-8,14-bis[2-(2,3,4,5,6-pentadeuteriophenyl)-6-phenylphenyl]-8,14-diaza-1-borapentacyclo[11.7.1.02,7.09,21.015,20]henicosa-2(7),3,5,9(21),10,12,15(20),16,18-nonaene is the IUPAC name of a molecule. Please give its molecular formula.
user
C62H53BN2
assistant