s2st
r2stcm
q2stc
p2st
o2stcm
3bstcm
2bstc
1bst
0bstcm
zbstc
elrtc
dlrt
clrtcm
blrtc
alrt
puqt
ouqtcm
nuqtc
muqt
luqtcm
03ptcm
z3ptc
y3pt
x3ptcm
w3ptc