{
  "comments": {
    "new": "Volume Label: SIMCOASTER\n\nISBN: 0-7845-3550-7",
    "old": "ISBN: 0-7845-3550-7"
  },
  "ring_codes": {
    "new": "1242617 R1J\tE IFPI L239 25 IFPI 4152\n1242617 R4N\tE IFPI L250 11 IFPI 4154\n1246307 R1J\tE IFPI L239 12 IFPI 4150",
    "old": "1242617 R1J\tE IFPI L239 25 IFPI 4152\n1242617 R4N\tE IFPI L250 11 IFPI 4154"
  },
  "serial": {
    "new": "1242617, 1246307",
    "old": "1242617"
  }
}