Nitrous

Level 1 of the Dungeon
(0, 0, D:1)
  a scroll of vulnerability
(2, 3, D:1)
  2 potions of heal wounds
(3, -1, D:1)
  a scroll of revelation
(10, -7, D:1)
  a potion of curing
(11, -1, D:1)
  a giant cockroach corpse
(15, -7, D:1)
  a gold piece