d2ir c2irqn b2irq a2ir 91irqn
obirqn nbirq mbir lbirqn kbirq
zkhrq ykhr xkhrqn wkhrq vkhr
augr 9tgrqn 8tgrq 7tgr 6tgrqn
l3frqn k3frq j3fr i3frqn h3frq