x3ard1 y3ar z3ard 03ard1 13ar

mubr nubrd oubrd1 pubr qubrd

blcrd clcrd1 dlcr elcrd flcrd1

0bdrd1 1bdr 2bdrd 3bdrd1 4bdr

p2dr q2drd r2drd1 s2dr t2drd