You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named iridium;4-phenyl-2-phenylpyridine;trimethyl-[4-(2-methylpropyl)-6-phenylpyridin-3-yl]silane by IUPAC nomenclature, provide its molecular formula.
user
C35H36IrN2Si-2
assistant