The 1H NMR Spectrum of an Unknown Acid Has the Following

question 45

Multiple Choice

The 1H NMR spectrum of an unknown acid has the following peaks:
Δ (ppm) = 12.71 (1H, s) , 8.04 (2H, d) , 7.30 (2H, d) , 2.41 (3H, s)
Which structure best fits this spectral information?

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