D#m9 chord
D# minor ninth
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>G
F#
G
G#
A
A#
B
C
C#b7
D
D#
E
F
F#
G
C#
C
C
C#
D
D#
E
F9
F#
G
G#
A
A#
B
C
F
E
D#
E
F
F#b3
G
G#
A
A#
B
C
C#
D
D#
E
F#
A
G#
A
A#
B
C
C#
D
D#1
E
F
F#
G
G#
A
D#
3
5
7
10
The D#m9 chord has the formula 1, b3, b7, 9 with notes D#, F#, C#, F
The minor ninth chord is used in gospel, R&B, soul and jazz. It is very versatile in R&B progressions, and works well as a smooth chord to end off a chord progression.