7-String Guitar Chord Chart and Tabs in b standard Tuning

A#mM13, A#-M13, A# minmaj13
Notes: A♯, C♯, E♯, Gx, B♯, D♯, Fx
10,9,8,8,9,8,8 (4211311)
8,9,8,8,9,10,8 (1211341)
10,8,8,8,9,8,9 (4111213)
8,8,8,8,9,10,9 (1111243)