72nr
82nrb
92nrb0
a3nr
b3nrb
wtorb
xtorb0
ytor
ztorb
0torb0
lkprb0
mkpr
nkprb
okprb0
pkpr
abqr
bbqrb
cbqrb0
dbqr
ebqrb
z1qrb
01qrb0
11qr
21qrb
31qrb0