Guitar Chord Chart and Tabs in Drop D Tuning

Co7b9, C°7b9
Notes: C, E♭, G♭, B♭♭, D♭
10,x,11,11,10,11 (1x2314)
10,6,7,6,7,x (41213x)
10,x,7,8,7,9 (4x1213)