ri3x2c qi3x2 pi3x oi3x2c ni3x2

2r2x2 1r2x 0r2x2c zr2x2 yr2x

d11x c11x2c b11x2 a11x 901x2c

oa1x2c na1x2 ma1x la1x2c ka1x2

zj0x2 yj0x xj0x2c wj0x2 vj0x