y7k2 z7k2r 07k2ra 17k2 27k2r
nyl2r oyl2ra pyl2 qyl2r ryl2ra
cpm2ra dpm2 epm2r fpm2ra gpm2
1fn2 2fn2r 3fn2ra 4fn2 5fn2r
q6n2r r6n2ra s6n2 t6n2r u6n2ra