sa2n ra2nxp qa2nx pa2n oa2nxp

3j1nxp 2j1nx 1j1n 0j1nxp zj1nx

et0nx dt0n ct0nxp bt0nx at0n

p2zn o2znxp n2znx m2zn l2znxp

0bznxp zbznx ybzn xbznxp wbznx