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 2-[4-[2-tert-butyl-3-(2,2-dimethylpropyl)-5-nitroimidazol-4-yl]sulfonyl-3,5-dimethylphenoxy]acetic acid .
user
C22H31N3O7S
assistant