lal2ri mal2 nal2r oal2ri pal2
a1l2 b1l2r c1l2ri d1l2 e1l2r
zrm2r 0rm2ri 1rm2 2rm2r 3rm2ri
oin2ri pin2 qin2r rin2ri sin2
d9n2 e9n2r f9n2ri g9n2 h9n2r