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प्रश्न
Give the structures of A, B and C in the following reaction:
\[\ce{C6H5NO2 ->[Fe/HCl] A ->[HNO2][273 K] B ->[C6H5OH] C}\]
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\[\begin{array}{cc}
\ce{O}\phantom{.......................}\\
||\phantom{.......................}\\
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\end{array}\]
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