{
  "barcode": {
    "new": "0 44702 01592 4, 9 780439 456074",
    "old": "0 44702 01592 4"
  },
  "comments": {
    "new": "ISBN: 1-57350-569-2, 0-439-45607-X\n\nP/N 945607XN\n\nPC/Mac Hybrid",
    "old": "ISBN: 1-57350-569-2\n\nPC/Mac Hybrid"
  },
  "ring_codes": {
    "new": "G2576\t+ +\tB1974-01 IFPI L028 IFPI 1042, IFPI 1079\n945607XC\t+ +\tBD988-01 IFPI L028 IFPI 1040",
    "old": "G2576\t+ +\tB1974-01 IFPI L028 IFPI 1042, IFPI 1079"
  },
  "serial": {
    "new": "G2576, SP1",
    "old": "G2576"
  }
}