{
  "barcode": {
    "new": "7 72040 74344 4"
  },
  "edition": {
    "new": "Original"
  },
  "legacy": {
    "write_offset": {
      "new": "+222"
    }
  },
  "ring_codes": {
    "new": "CD-ROM MADE IN CANADA\t0DSM2<0842>DDC3344AE"
  },
  "serial": {
    "new": "DDC3344AE"
  },
  "title": {
    "new": "Doom I/II Collection",
    "old": "Doom I & II Collection"
  }
}