l6nr56 m6nr n6nr5 o6nr56 p6nr
axor bxor5 cxor56 dxor exor5
znpr5 0npr56 1npr 2npr5 3npr56
oeqr56 peqr qeqr5 reqr56 seqr
d5qr e5qr5 f5qr56 g5qr h5qr5