{
  "barcode": {
    "new": "1929476011435, 9784091060433"
  },
  "comments": {
    "new": "ISBN: 4-09-106043-9"
  },
  "ring_codes": {
    "new": "A35355C\tOP1Z3A IFPI L303 IFPI 4476\nA35355C\tOP1Z2A IFPI 4476",
    "old": "A35355C\tOP1Z3A IFPI L303 IFPI 4476"
  }
}