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

Lab13(no9)
Notes: La♭, Do, Mi♭, Sol♭, Ré♭, Fa
x,11,8,10,11,8,8 (x312411)
x,8,8,11,11,8,10 (x113412)
6,8,9,6,6,x,10 (12311x4)