xxrfi0
yxrf
zxrfi
0xrfi0
1xrf
mosf
nosfi
oosfi0
posf
qosfi
bftfi
cftfi0
dftf
eftfi
fftfi0
05tfi0
15tf
25tfi
35tfi0
45tf
pwuf
qwufi
rwufi0
swuf
twufi