D#add9 Chord
Chord Tones
| Interval | Note |
|---|---|
| Perfect 1st | D# |
| Major 3rd | G |
| Perfect 5th | A# |
| Major 9th | F |
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Tetrad (four-note chord) rooted on D#（Chord Tones: D#, G, A#, F）
| Interval | Note |
|---|---|
| Perfect 1st | D# |
| Major 3rd | G |
| Perfect 5th | A# |
| Major 9th | F |
