pldl
qldll
rldllr
sldl
tldll
ecell
fcellr
gcel
hcell
icellr
32ellr
42el
52ell
62ellr
72el
stfl
ttfll
utfllr
vtfl
wtfll
hkgll
ikgllr
jkgl
kkgll
lkgllr