anchor.diff:  D Dominant 7/13,D13,D,13,,,A E Bb,,,,,
   D Dominant 7/9b,D7b9,D,7b9,,,Bb E Eb,,,,,
   D Dominant 7/11#,D(#11),D,#11,,,E A,,,,,
  -D Dominant 7/13b,D(b13),D,b13,,,E,,,,,
  +D Dominant 7/13b,D(b13),D,b13,x 5 7 5 7 6,,E,,,,,
   D Dominant 7/b5,D7b5,D,7b5,x x 0 1 1 2,x x 0 1 2 3,A E F,,,,,
   D Augmented 7,Daug7,D,aug7,x x 0 3 1 2,x x 0 3 1 2,A E,,,,,
   D add6 add9,D6/9,D,6/9,,,Bb Eb F G,,,,,
  
positive.code: D Major 11,Dmaj11,D,maj11,,,A E,,,,,
  D Major 13,Dmaj13,D,maj13,,,E,,,,,
  D Major #11,Dmaj#11,D,maj#11,,,A E,,,,,
  D Minor 9,"Dm9, Dm7/9",D,"m9, m7/9",,,B E,,,,,
  D Minor 11,Dm11,D,m11,,,B A E F# ,,,,,
  D Minor 13,Dm13,D,m13,,,A E,,,,,
  D Minor 7 flat 9,Dm7(b9),D,m7(b9),,,E F#,,,,,
  
negative.code: C# Major 11,C#maj11,C#,maj11,,,A E,,,,,
  C# Major 13,C#maj13,C#,maj13,,,E,,,,,
  C# Major #11,C#maj#11,C#,maj#11,,,A E,,,,,
  C# Minor 9,"C#m9, C#m7/9",C#,"m9, m7/9",x 4 2 4 4 x,,B E,,,,,
  C# Minor 11,C#m11,C#,m11,,,B A E F# ,,,,,
  C# Minor 13,C#m13,C#,m13,,,A E,,,,,
  C# Minor flat 9,C#m7(b9),C#,m7(b9),,,E F#,,,,,
  