x2ltne
y2lt
z2ltn
02ltne
12lt
mtmt
ntmtn
otmtne
ptmt
qtmtn
bkntn
ckntne
dknt
ekntn
fkntne
0aotne
1aot
2aotn
3aotne
4aot
p1ot
q1otn
r1otne
s1ot
t1otn