3rd above Cb
3rd below Eb
3rd above C
3rd below E
3rd above C#
3rd below E#
3rd above Db
3rd below F
3rd above D
3rd below F#
3rd above D#
3rd below Fx
3rd above Ebb
3rd below Gb
3rd above Eb
3rd below G
3rd above E
3rd below G#
3rd above Fb
3rd below Ab
3rd above F
3rd below A
3rd above F#
3rd below A#
3rd above Gb
3rd below Bb
3rd above G
3rd below B
3rd above G#
3rd below B#
3rd above Ab
3rd below C
3rd above A
3rd below C#
3rd above A#
3rd below Cx
3rd above Bbb
3rd below Db
3rd above Bb
3rd below D
3rd above B
3rd below D#
3rd above B#
3rd below Dx