Bass Chord Chart and Tabs in BFBF Tuning

Si#b5, Si#Mb5, Si#Δ-5
Notes: Si♯, Rex, Fa♯
1,1,5,1 (1121)
x,7,7,11 (x112)
1,1,5,x (112x)
1,x,5,1 (1x21)