You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-methyl-2-(2-methylpropyl)pyridine;1-(2-methylpropyl)adamantane;2-methylpropylbenzene;5-(2-methylpropyl)bicyclo[2.2.1]hept-2-ene;2-methylpropylcyclohexane;3-(2-methylpropyl)oxane;2,2,3,5-tetramethylhexane;2,2,5-trimethylhexane is the IUPAC name of a molecule. Please give its molecular formula.
user
C93H171NO
assistant