Rocket Hideout

A Poké Ball lies near the south wall, 6 tiles south and 1 west of the stairs down to B4F, so grab it before you descend.

A Poké Ball lies inside the spin-tile maze, 6 tiles north and 3 west of the stairs down to B4F.

TM21 (Frustration) lies near the east wall, 5 tiles south of a lone Rocket Grunt and 4 tiles northeast of the stairs down to B4F.

A Nugget is hidden in the far northwest in front of a machine, one step from the west wall and 17 tiles west of the stairs up to B2F.