{
  "comments": {
    "new": "ISBN: 0-7845-2452-1\n\n-12 offset: No MCN",
    "old": "ISBN: 0-7845-2452-1"
  },
  "languages": {
    "new": ""
  },
  "legacy": {
    "write_offset": {
      "new": "-12, 0",
      "old": "0"
    }
  },
  "ring_codes": {
    "new": "FF8PCINSTRE R3H\tA IFPI L238 15 IFPI 4121\nFF8PCINSTRE R1J\tA IFPI L239 12 IFPI 4121",
    "old": "FF8PCINSTRE R3H\tA IFPI L238 15 IFPI 4121"
  }
}