{
  "title": "A natural minor",
  "formula": "1 2 b3 4 5 b6 b7",
  "notes": [
    "A",
    "B",
    "C",
    "D",
    "E",
    "F",
    "G"
  ],
  "variants": [
    {
      "label": "Middle register",
      "midi": [
        57,
        59,
        60,
        62,
        64,
        65,
        67,
        69
      ],
      "arpeggio": true
    },
    {
      "label": "Upper register",
      "midi": [
        69,
        71,
        72,
        74,
        76,
        77,
        79,
        81
      ],
      "arpeggio": true
    }
  ],
  "license": "CC-BY-4.0",
  "attribution": "Artistry Piano",
  "source": "https://artistryalliance.net/scales/a-natural-minor/"
}