tbn2x ubn2x1 vbn2 wbn2x xbn2x1

i2n2x1 j2n2 k2n2x l2n2x1 m2n2

7so2 8so2x 9so2x1 ato2 bto2x

wjp2x xjp2x1 yjp2 zjp2x 0jp2x1

laq2x1 maq2 naq2x oaq2x1 paq2