Caterwaul

Level 1 of the Dungeon
[Shop] Coaphekide's One-of-a-Kind Rings
  a +8 ring of dexterity (unknown) (715 gold)
  the ring of Myill {rF+ Will++} (598 gold)
    [ring of protection from fire]
    
    rF+:        It protects you from fire.
    Will++:     It greatly increases your willpower.
  a +2 ring of protection (unknown) (130 gold)
  a +2 ring of slaying (unknown) (130 gold)
  the ring of the Good {^Drain rPois rC+ Str+5 RMsl} (687 gold)
    [ring of poison resistance]
    
    ^Drain:     It drains your maximum health when unequipped.
    rPois:      It protects you from poison.
    rC+:        It protects you from cold.
    Str+5:      It affects your strength (+5).
    RMsl:       It protects you from missiles.
(0, 0, D:1)
  a bat corpse (skeletalised by now)
(3, 15, D:1)
  a +0 ring mail
(4, -2, D:1)
  a +0 whip
  2 stones
(6, 12, D:1)
  a +0 club
  a ring of see invisible
  a goblin corpse (skeletalised by now)
  a jackal corpse (skeletalised by now)
  a jackal corpse (skeletalised by now)
(17, 5, D:1)
  a hobgoblin corpse (skeletalised by now)
(24, 24, D:1)
  a +0 ring mail
(26, -11, D:1)
  5 stones
(27, -1, D:1)
  a +0 mace
(28, 4, D:1)
  a ball python skeleton
(32, -19, D:1)
  a rat skeleton
  a hobgoblin skeleton
(33, 18, D:1)
  6 stones
(34, -8, D:1)
  a +0 dagger
  a goblin skeleton
(34, -7, D:1)
  a hobgoblin skeleton
(52, -7, D:1)
  a +0 club
  a goblin corpse (skeletalised by now)
(52, -6, D:1)
  a +0 hand axe
(54, -13, D:1)
  8 stones
(57, -8, D:1)
  a hobgoblin corpse (skeletalised by now)

Level 2 of the Dungeon
(0, 0, D:2)
  10 gold pieces
(3, 5, D:2)
  a +0 robe
(5, 22, D:2)
  6 stones
(7, 8, D:2)
  a quokka corpse
(28, 13, D:2)
  a +0 sling
(32, 18, D:2)
  a ring of magical power