12rn 02rn66 z2rn6 y2rn x2rn66
ccrn66 bcrn6 acrn 9brn66 8brn6
nlqn6 mlqn llqn66 klqn6 jlqn
yupn xupn66 wupn6 vupn uupn66
93on66 83on6 73on 63on66 53on6