C#7b9#5 Chord
Chord Tones
| Interval | Note |
|---|---|
| Perfect 1st | C# |
| Major 3rd | F |
| Augmented 5th | A |
| Minor 7th | B |
| Minor 9th | D |
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Pentad (five-note chord) rooted on C#（Chord Tones: C#, F, A, B, D）
| Interval | Note |
|---|---|
| Perfect 1st | C# |
| Major 3rd | F |
| Augmented 5th | A |
| Minor 7th | B |
| Minor 9th | D |
