You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3Z,7Z)-1,1,2,2,5,5,6,6-octamethyl-3,4,7,8-tetraphenyl-1,2,5,6-tetrasilocine is the IUPAC name of a molecule. Please give its molecular formula.
user
C36H44Si4
assistant