zbgrr
0bgrrl
1bgr
2bgrr
3bgrrl
o2grrl
p2gr
q2grr
r2grrl
s2gr
dthr
ethrr
fthrrl
gthr
hthrr
2jirr
3jirrl
4jir
5jirr
6jirrl
rajrrl
sajr
tajrr
uajrrl
vajr