6j0br1 7j0b 8j0br 9j0br1 ak0b

va1b wa1br xa1br1 ya1b za1br

k11br l11br1 m11b n11br o11br1

9r2br1 as2b bs2br cs2br1 ds2b

yi3b zi3br 0i3br1 1i3b 2i3br