kkhn2 jkhn ikhn2b hkhn2 gkhn
vtgn utgn2b ttgn2 stgn rtgn2b
62fn2b 52fn2 42fn 32fn2b 22fn2
hcfn2 gcfn fcfn2b ecfn2 dcfn
slen rlen2b qlen2 plen olen2b