You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 4-tert-butyl-2-[4-[4-(1-phenylethyl)phenyl]-6-[3-(2-phenylpropan-2-yl)-5-(4-phenylpyridin-2-yl)phenyl]pyridin-2-yl]phenol by IUPAC nomenclature, provide its molecular formula.
user
C55H50N2O
assistant