90n7td a1n7 b1n7t c1n7td d1n7
yro7 zro7t 0ro7td 1ro7 2ro7t
nip7t oip7td pip7 qip7t rip7td
c9p7td d9p7 e9p7t f9p7td g9p7
1zq7 2zq7t 3zq7td 4zq7 5zq7t