{
  "comments": {
    "new": "ISBN: 0-87177-422-4"
  },
  "ring_codes": {
    "new": "wea mfg. commerce\tA2879\tIS\tS288430-2\tR70 IFPI L911 *M1\tS1\nwea mfg. commerce\tB2521\tIS\tS288430-2\tR71 IFPI L912 *M1 S5\nKAO OPTICAL PRODUCTS\tS288430\t***RF104094-200*** IFPI L954 IFPI 3H0B",
    "old": "wea mfg. commerce\tA2879\tIS\tS288430-2\tR70 IFPI L911 *M1\tS1\nwea mfg. commerce\tB2521\tIS\tS288430-2\tR71 IFPI L912 *M1 S5"
  }
}