Jake Ball and Joey Evison took three wickets apice as the contest between Nottinghamshire and Derbyshire accelerated on day two.
Thirteen wickets fell in the day, with Notts' work with the ball only held up by Luus du Plooy (130) as the visitors made 239.
In reply, Haseeb Hameed and Steven Mullaney guided Notts to 84-3 at the close, leading by 169 runs.
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