1gc4 2gc42 3gc427 4gc4 5gc42
q7c42 r7c427 s7c4 t7c42 u7c427
fyd427 gyd4 hyd42 iyd427 jyd4
4oe4 5oe42 6oe427 7oe4 8oe42
tff42 uff427 vff4 wff42 xff427