7 Tones in key:               Eb, F, Gb, Ab, Bb, Cb, Db     (i, iidim, IIII, iv, iv, VI, VII)
        3 Primary Chords:          Ebm, Abm, Bbm                     (i, iv, v)
        3 Secondary Chords:      Gb, Cb, Db                             ( III, VI, VII)
        Dominant 7th Chord:      Bb7                                         (V7)
  Danman says..."Check out the chart"...Eb natural minor
 

Scale Step	Root	3rd	5th	Chord Type
I	Eb	G	Bb	Minor
II	F	Ab	Cb	Diminished
III	Gb	Bb	Db	Major
IV	Ab	Cb	Ebb	Minor
V	B	Db	F	Minor
VI	Cb	Eb	Gb	Major
VII	Db	F	Ab	Major