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

Am11b5b9, Am11°5b9, A−11b5b9, A−11°5b9
Notes: A, C, E♭, G, B♭, D
8,8,10,8,8,9,9 (1141123)
x,8,10,8,8,9,9 (x141123)
x,11,10,7,7,10,7 (x421131)
8,8,x,8,8,9,9 (11x1123)
11,11,10,7,7,x,7 (34211x1)
8,11,x,7,7,10,7 (24x1131)