1ayr 0ayrrl zayrr yayr xayrrl
ckxrrl bkxrr akxr 9jxrrl 8jxrr
ntwrr mtwr ltwrrl ktwrr jtwr
y2vr x2vrrl w2vrr v2vr u2vrrl
9bvrrl 8bvrr 7bvr 6bvrrl 5bvrr