{
  "comments": {
    "new": "Volume Label: DOOM2_V17A"
  },
  "ring_codes": {
    "new": "FC 10076 RE-2 SRCR##01 M1S2, M1S3",
    "old": "S\tFC 10076 RE-2 SRCR##01 M1S2"
  }
}