7-String Guitar Chord Chart and Tabs in Open String Tuning

Mib7b9
Notes: Mi♭, Sol, Si♭, Ré♭, Fa♭
3,1,1,x,2,0 (412x3.)
3,x,1,3,2,0 (3x142.)
0,1,1,x,2,3 (.12x34)
0,x,1,3,2,3 (.x1324)