o6slrb
p6sl
q6slr
r6slrb
s6sl
dxtl
extlr
fxtlrb
gxtl
hxtlr
2nulr
3nulrb
4nul
5nulr
6nulrb
revlrb
sevl
tevlr
uevlrb
vevl
g5vl
h5vlr
i5vlrb
j5vl
k5vlr