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

SibmM11, Sib-M11, Sib minmaj11
Notes: Si♭, Re♭, Fa, La, Do, Mi♭
10,8,8,8,8,10,8 (2111131)
10,8,8,10,8,10,8 (2113141)
10,8,8,11,8,10,8 (2114131)
10,8,8,8,8,x,8 (21111x1)
10,8,8,x,8,10,8 (211x131)
10,8,8,11,8,10,x (211413x)
10,x,8,10,8,10,8 (2x13141)