Root : G
Minor 3rd : A#
5th : D
Dominant 7th : F
9th : A
Gm9
Gm9/A
Gm9/A#
Gm9/F
The minor ninth chord consist of a minor seventh chord and a major ninth. The formula is 1, ♭3, 5, ♭7, 9. This chord has a more "bluesy" sound and fits very well with the dominant ninth.