{
  "comments": {
    "new": "ISBN: 0-7845-4439-5"
  },
  "ring_codes": {
    "new": "R5A0P\t1586107 D1N IFPI L250 12\nIFPI 41B1\nR5A0P\t1586107 D9F IFPI L240 01 IFPI 41A3",
    "old": "R5A0P\t1586107 D1N IFPI L250 12\nIFPI 41B1"
  }
}