7-String Guitar Chord Chart and Tabs in 4th steps chord Tuning

BbmM9, Bb-M9, Bb minmaj9
Notes: B♭, D♭, F, A, C
10,8,8,8,10,10,8 (2111341)
10,8,8,8,x,10,8 (2111x31)
10,8,8,8,10,x,8 (21113x1)
10,8,8,10,x,10,8 (2113x41)
10,8,x,8,10,10,8 (21x1341)
10,8,8,x,10,10,8 (211x341)
10,8,8,11,x,10,8 (2114x31)
10,8,8,8,x,x,8 (2111xx1)
10,6,8,10,6,x,x (31241xx)
10,8,x,8,10,x,8 (21x13x1)
10,8,8,x,x,10,8 (211xx31)
10,x,8,10,x,10,8 (2x13x41)
10,8,8,11,x,10,x (2114x3x)
10,8,x,x,10,10,8 (21xx341)
10,6,8,x,6,x,7 (413x1x2)