y2j1
z2j12
02j127
12j1
22j12
ntk12
otk127
ptk1
qtk12
rtk127
ckl127
dkl1
ekl12
fkl127
gkl1
1am1
2am12
3am127
4am1
5am12
q1m12
r1m127
s1m1
t1m12
u1m127