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Nicotinamide: spot the fabricated intermediate

Single question

Two-step route to nicotinamide: ammoxidize beta-picoline to nicotinonitrile, then partial-hydrolyze. Step 2 draws an isolated intermediate before the amide. Inspect that structure carefully.

Nitrile hydration mechanism
Iminol-amide tautomerism
Distinguishing sp3 hemi-orthoamide invented species from real intermediates

Find the flaw

Click the step that contains the flaw, or pick “No flaw” if you think every step is correct.