Oxidus

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 ring mail
(13, -11, D:1)
  a +0 hand axe

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 hand axe
(5, 4, D:2)
  a +0 robe
(13, -11, D:2)
  a +0 chain mail
(14, -21, D:2)
  a cursed -2 dagger
  a stone
(15, -12, D:2)
  a +0 robe
(18, -22, D:2)
  a +0 scale mail
(27, -19, D:2)
  a +0 club
(48, 10, D:2)
  a ball python skeleton

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 club
(5, -10, D:3)
  a potion of ambrosia
(6, -17, D:3)
  10 gold pieces
(6, -10, D:3)
  a quokka corpse
(11, -3, D:3)
  a ration
(12, -8, D:3)
  a scroll of enchant weapon