fis7y4 eis7y dis7 cis7y4 bis7y
qrr7y prr7 orr7y4 nrr7y mrr7
10q7 00q7y4 z0q7y y0q7 x0q7y4
caq7y4 baq7y aaq7 99p7y4 89p7y
njp7y mjp7 ljp7y4 kjp7y jjp7