7o0r 8o0rr 9o0rrb ap0r bp0rr

wf1rr xf1rrb yf1r zf1rr 0f1rrb

l61rrb m61r n61rr o61rrb p61r

ax2r bx2rr cx2rrb dx2r ex2rr

zn3rr 0n3rrb 1n3r 2n3rr 3n3rrb