58. Which of the following compounds will display a singlet, a triplet and a quartet in the 1 H NMR spectrum?
(A) 2-chloro-4-methylpentane
(B) 3-chloro-2-methylpentane
(C) 3-chloropentane
(D) 1-chloro-2,2-dimethylbutane
(E) 3-chloro-3-methylpentane

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統計： A(0), B(1), C(7), D(3), E(19) #937867