You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-deuterio-9-(8,14-dioxa-1-borapentacyclo[11.7.1.02,7.09,21.015,20]henicosa-2,4,6,9,11,13(21),15,17,19-nonaen-11-yl)-6-methylcarbazole;1,2,3,4,5,6,8-heptadeuterio-9-(8,14-dioxa-1-borapentacyclo[11.7.1.02,7.09,21.015,20]henicosa-2,4,6,9,11,13(21),15,17,19-nonaen-11-yl)-7-methylcarbazole is the IUPAC name of a molecule. Please give its molecular formula.
user
C62H40B2N2O4
assistant