m2l2 n2l2d o2l2dk p2l2 q2l2d

btm2d ctm2dk dtm2 etm2d ftm2dk

0jn2dk 1jn2 2jn2d 3jn2dk 4jn2

pao2 qao2d rao2dk sao2 tao2d

e1o2d f1o2dk g1o2 h1o2d i1o2dk