{
  "comments": {
    "new": "ISBN: 1-58416-543-X, 1-58416-744-0\n\nVolume Label: DOOM3_1",
    "old": "ISBN: 1-58416-543-X, 1-58416-744-0"
  },
  "ring_codes": {
    "new": "32377101USRE R1N\tE IFPI L250 21 IFPI 4157\n32377101USRE1 R1N\tE IFPI L250 12, 16, 21, 23, 22 IFPI 4150, IFPI 4156, IFPI 4157\n32377101USRE1 R2N\tE IFPI L250 14 IFPI 4158\n32377101USRE1 R4R\tE IFPI L241 13 IFPI 4121\n32377101USRE1 R6R\tE IFPI L241 01 IFPI 4121\n32377101USRE1 R7J\tE IFPI L239 13 IFPI 4121\n32377101USRE1 R9R\tE IFPI L241 13 IFPI 4121\n32377101USRE1 R5R\tE IFPI L241 22 IFPI 4158",
    "old": "32377101USRE R1N\tE IFPI L250 21 IFPI 4157\n32377101USRE1 R1N\tE IFPI L250 12, 16, 21, 23, 22 IFPI 4150, IFPI 4156, IFPI 4157\n32377101USRE1 R2N\tE IFPI L250 14 IFPI 4158\n32377101USRE1 R4R\tE IFPI L241 13 IFPI 4121\n32377101USRE1 R6R\tE IFPI L241 01 IFPI 4121\n32377101USRE1 R7J\tE IFPI L239 13 IFPI 4121\n32377101USRE1 R9R\tE IFPI L241 13 IFPI 4121"
  }
}