16qb
26qb2
36qb2l
46qb
56qb2
qxrb2
rxrb2l
sxrb
txrb2
uxrb2l
fosb2l
gosb
hosb2
iosb2l
josb
4etb
5etb2
6etb2l
7etb
8etb2
t5tb2
u5tb2l
v5tb
w5tb2
x5tb2l