w2c2y x2c2yb y2c2 z2c2y 02c2yb

ltd2yb mtd2 ntd2y otd2yb ptd2

ake2 bke2y cke2yb dke2 eke2y

zaf2y 0af2yb 1af2 2af2y 3af2yb

o1f2yb p1f2 q1f2y r1f2yb s1f2