{
  "comments": {
    "new": "Volume Label: CDPACK\n\nISBN: 1-56434-407-X",
    "old": "ISBN: 1-56434-407-X"
  },
  "ring_codes": {
    "new": "CDRM-1195810\t6\nCDRM-1195810\t4",
    "old": "CDRM-1195810\t6"
  }
}