C 7(sus4)(add13)/D#
The C 7(sus4)(add13) chord consists of the C (Perfect unison), F (Perfect fourth), G (Perfect fifth), A# (Minor seventh) and A (Major thirteenth) notes, with D# as the bass note.
(add13)_Dsharp.png)
How to play the C 7(sus4)(add13)/D# chord
- Play D# as the lowest bass note in the left hand
- Find C (Root) on the piano keyboard
- Add F (Perfect fourth) — 5 semitones above C
- Add G (Perfect fifth) — 7 semitones above C
- Add A# (Minor seventh) — 10 semitones above C
- Add A (Major thirteenth) — 21 semitones above C
- Press all 6 notes simultaneously to sound the C 7(sus4)(add13)/D# chord