Figure 14.60 shows a portion of the 1H NMR spectrum of 2,4-dibromoacetanilide. Which of th...

Figure 14.60 shows a portion of the ¹H NMR spectrum of 2,4-dibromoacetanilide. Which of the following corresponds to the chemical-shift assignments for the ring protons?

(a)

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(b)

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(c)

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(d)

Figure 14.60 A portion of the 300-MHz ¹H NMR spectrum of 2,4-dibromoacetanilide (Problem 14.58).