You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule 2-tert-butyl-2-azabicyclo[2.2.1]heptane;7-tert-butyl-7-azabicyclo[2.2.1]heptane;2-tert-butyl-2-azabicyclo[2.1.1]hexane;3-tert-butyl-3-azabicyclo[3.1.0]hexane;2-tert-butyl-2-azabicyclo[2.2.2]octane;5-tert-butyl-5-azaspiro[2.4]heptane;2-tert-butyl-2-azaspiro[4.4]nonane;6-tert-butyl-6-azaspiro[2.5]octane;3-tert-butyl-6,6-difluoro-3-azabicyclo[3.1.0]hexane;2-tert-butyl-6-fluoro-6-methyl-2-azaspiro[3.3]heptane;6-tert-butyl-2-fluoro-2-methyl-6-azaspiro[2.5]octane ?
user
C114H213F4N11
assistant