You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
benzene;benzylbenzene;1,1'-biphenyl;9,9-diphenylfluorene;ethane;(1,1,1,3,3,3-hexafluoro-2-phenylpropan-2-yl)benzene;methoxymethane;methylsulfanylmethane;methylsulfonylmethane;naphthalene;2-phenylbutan-2-ylbenzene;2-phenylpropan-2-ylbenzene;propan-2-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C217H314F6O4S2
assistant