You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 6,8-bis(3,5-ditert-butylphenyl)-19,22-diphenyloctacyclo[15.10.1.14,10.02,15.05,9.018,23.024,28.014,29]nonacosan-7-one ?
user
C69H90O
assistant