{
  "comments": {
    "new": "ISBN: 1-57709-962-1",
    "old": "Incomplete ringcode\n\nISBN: 1-57709-962-1"
  },
  "ring_codes": {
    "new": "C20428 134393\tZOMAX-MN IFPI 3B64",
    "old": "C20428 134393\tZOMAX-MN"
  }
}