{
  "comments": {
    "new": "ISBN: 0-7911-2617-X"
  },
  "ring_codes": {
    "new": "IFPI 5090\nPSRM-000290\t2 IFPI L330 IFPI 5071\nPSRM-000290\t3 IFPI L330 IFPI 5077",
    "old": "IFPI 5090\nPSRM-000290\t2 IFPI L330 IFPI 5071"
  }
}