x1u2ri
w1u2r
v1u2
u1u2ri
t1u2r
8au2r
7au2
6au2ri
5au2r
4au2
jkt2
ikt2ri
hkt2r
gkt2
fkt2ri
uts2ri
tts2r
sts2
rts2ri
qts2r
52r2r
42r2
32r2ri
22r2r
12r2