93k21a
a4k2
b4k21
c4k21a
d4k2
yul2
zul21
0ul21a
1ul2
2ul21
nlm21
olm21a
plm2
qlm21
rlm21a
ccn21a
dcn2
ecn21
fcn21a
gcn2
12n2
22n21
32n21a
42n2
52n21