22. What is the correct systematic name for the molecule 2-ethyl-4-tertiary-butylpentane?
(A) 2-t-butyl-5-methylhexane
(B) 2-ethyl-4,5,5-trimethylhexane
(C) 3,5,6,6-tetramethylheptane
(D) 2,2,3,5-tetramethylheptane
(E) none of these

1. 題目解析題目中給出的分子名稱是...