{
  "barcode": {
    "new": "0 40421 36778 8"
  },
  "comments": {
    "new": "ISBN: 1-57629-369-6\n\nIFPI L240 disc: No MCN"
  },
  "legacy": {
    "write_offset": {
      "new": "-12, 0",
      "old": "-12"
    }
  },
  "ring_codes": {
    "new": "CDC957781RE R2F IFPI L240 14 IFPI 4121\nCDC957781RE R3H IFPI L238 11 IFPI 4121",
    "old": "CDC957781RE R2F IFPI L240 14 IFPI 4121"
  }
}