2r5n

Level 1 of the Dungeon
(0, 6, D:1)
  a ball python skeleton
(5, 4, D:1)
  a +0 dagger of protection
(6, 5, D:1)
  a stone
(18, 30, D:1)
  a ball python corpse (skeletalised by now)
(21, -1, D:1)
  a frilled lizard skeleton
(23, 48, D:1)
  a goblin corpse (skeletalised by now)
(25, 18, D:1)
  a rat skeleton
(33, 6, D:1)
  a bat skeleton
(38, 10, D:1)
  a bat skeleton
(48, 17, D:1)
  a bat corpse (skeletalised by now)

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 club
(3, -17, D:2)
  a +0 club
  3 stones
(10, 25, D:2)
  a +0 hand axe
(11, -10, D:2)
  a +0 short sword
  2 stones
  a kobold corpse (skeletalised by now)
(22, -7, D:2)
  a rat skeleton
(24, -12, D:2)
  a +0 spear
(27, 12, D:2)
  a hobgoblin skeleton
(28, 18, D:2)
  an adder skeleton
(38, -8, D:2)
  a +0 dagger
  a goblin skeleton
(47, 16, D:2)
  a +0 dagger

Level 3 of the Dungeon
(0, 0, D:3)
  7 gold pieces
(1, -1, D:3)
  a potion of curing
(6, 0, D:3)
  a +0 short sword
  a +0 whip
(9, 0, D:3)
  a +0 hand axe
  an orc corpse
(15, -9, D:3)
  a +0 mace
(15, -1, D:3)
  a scroll of identify