Liquorice

the Dungeon
(12, 0, D)
  9 gold pieces
(13, 0, D)
  17 gold pieces
(14, 0, D)
  8 gold pieces
(15, 0, D)
  8 gold pieces
(13, 1, D)
  4 stones
(14, 1, D)
  23 stones
(13, 2, D)
  an uncursed ring of invisibility