Think

Level 1 of the Dungeon
[Shop] Lisyofa's One-of-a-Kind Rings
  the ring "Xuhageur" {+Blink rPois rN+ Will+ Int+3} (551 gold)
    [ring of poison resistance]
    
    Int:       It affects your intelligence (+3).
    rPois:     It protects you from poison.
    rN:        It protects you from negative energy.
    +Blink:    It lets you blink.
    Will:      It increases your willpower.
  a +7 ring of protection (1138 gold)
  a +3 ring of evasion (231 gold)
  a +5 ring of intelligence (453 gold)
  a +9 ring of slaying (2482 gold)
  the ring "Sajef" {rPois rF++ Will+} (551 gold)
    [ring of poison resistance]
    
    rF:        It greatly protects you from fire.
    rPois:     It protects you from poison.
    Will:      It increases your willpower.
(0, 0, D:1)
  a +1 leather armour of poison resistance
(2, 2, D:1)
  a +0 hunting sling
(12, -6, D:1)
  a +0 dagger
  3 stones
(18, -6, D:1)
  a +0 hand axe
(20, 5, D:1)
  a +0 short sword
  2 stones
(22, 22, D:1)
  a +0 ring mail
(23, 20, D:1)
  a +0 dagger
(24, -16, D:1)
  a +0 hand axe
(35, -25, D:1)
  a +0 club
(35, -9, D:1)
  a +0 chain mail of fire resistance
(47, -6, D:1)
  a +0 dagger
  7 stones
(50, -31, D:1)
  a +0 dagger
(52, -31, D:1)
  a +0 whip
  2 stones
(52, -3, D:1)
  a +0 robe
(57, -30, D:1)
  a +0 hunting sling

Level 2 of the Dungeon
(1, 0, D:2)
  a +0 dagger
  a +0 short sword
  5 stones
(6, 28, D:2)
  24 stones
(30, 31, D:2)
  17 stones
(32, 9, D:2)
  a +0 robe
(32, 27, D:2)
  a +0 club
(33, 28, D:2)
  18 stones
(33, 31, D:2)
  a +0 dagger
(33, 32, D:2)
  a +0 short sword
  3 stones
(37, 3, D:2)
  a +0 club
(37, 4, D:2)
  a +0 club

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 dagger
(9, 21, D:3)
  a +0 chain mail
  a hobgoblin corpse (skeletalised by now)
(9, 49, D:3)
  a +0 ring mail
(12, -12, D:3)
  a +0 spear
(21, -1, D:3)
  a +0 flail
  a +0 chain mail
(38, 34, D:3)
  a +0 whip
(38, 47, D:3)
  2 poisoned darts
  a +0 scale mail
(40, 33, D:3)
  22 stones
(45, 28, D:3)
  26 stones
(53, 4, D:3)
  a +0 dagger

Level 4 of the Dungeon
(0, 0, D:4)
  a +0 trident
(2, -2, D:4)
  a +0 flail
  a +0 scale mail
  an orc corpse
(4, -9, D:4)
  an iguana corpse
(7, -19, D:4)
  a +0 cloak
(8, -26, D:4)
  a +0 dagger (still there?)
  a +0 dagger (still there?)
  a +0 ring mail (still there?)
  an orc corpse (still there?)
(23, -28, D:4)
  8 gold pieces