vbil wbilq xbilqr ybil zbilq

k2ilq l2ilqr m2il n2ilq o2ilqr

9sjlqr atjl btjlq ctjlqr dtjl

yjkl zjklq 0jklqr 1jkl 2jklq

nallq oallqr pall qallq rallqr