{
  "comments": {
    "new": "ISBN:: 0-439-33900-6"
  },
  "ring_codes": {
    "new": "wea mfg. OLYPHANT\tX17197\tAF 339006 R06 ifpi L902 M1S1, M1S3 IFPI 2U7F, IFPI 2U6E",
    "old": "ea mfg. OLYPHANT\tX17197\tAF 339006 RO6 ifpi L902 M1S1 IFPI 2U7F"
  }
}