You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 4-tert-butyl-2-chloro-6-methylpyridine;5-tert-butyl-2-(1,1-difluoroethyl)pyridine;3-tert-butyl-1-methylcyclopenta-1,3-diene;4-tert-butyl-2-methylfuran;4-tert-butyl-2-methylthiophene;methane .
user
C50H77ClF2N2OS
assistant