fretnot

C°R · ♭3 · ♭5

C diminished chord — dots are where your fingers go, × means skip that string.

DADGAD13579R♭5R♭3
Root
dots
Chord
Scaleoptional
Shapex 3 4 5 6 x — frets · 4 fingers
In C natural minortap any · they fit together