{
  "comments": {
    "old": "DOS"
  },
  "filename_suffix": {
    "new": "OEM"
  },
  "ring_codes": {
    "new": "MANUFACTURED BY KAO OPTICAL PRODUCTS\tX39220-3\t***RA006121*",
    "old": "MANUFACTURED BY KOA OPTICAL PRODUCTS\tX39220-3\t***RA006121*"
  }
}