wlqr2 xlqr2b ylqr zlqr2 0lqr2b
lcrr2b mcrr ncrr2 ocrr2b pcrr
a3rr b3rr2 c3rr2b d3rr e3rr2
ztsr2 0tsr2b 1tsr 2tsr2 3tsr2b
oktr2b pktr qktr2 rktr2b sktr