s1qn r1qn3a q1qn3 p1qn o1qn3a
3aqn3a 2aqn3 1aqn 0aqn3a zaqn3
ekpn3 dkpn ckpn3a bkpn3 akpn
pton oton3a nton3 mton lton3a
02nn3a z2nn3 y2nn x2nn3a w2nn3