bk1n7 ck1n7p dk1n ek1n7 fk1n7p
0a2n7p 1a2n 2a2n7 3a2n7p 4a2n
p12n q12n7 r12n7p s12n t12n7
es3n7 fs3n7p gs3n hs3n7 is3n7p
3i4n7p 4i4n 5i4n7 6i4n7p 7i4n