j51a k51ai l51ai0 m51a n51ai

8v2ai 9v2ai0 aw2a bw2ai cw2ai0

xm3ai0 ym3a zm3ai 0m3ai0 1m3a

md4a nd4ai od4ai0 pd4a qd4ai

b44ai c44ai0 d44a e44ai f44ai0