f2n21a g2n2 h2n21 i2n21a j2n2
4so2 5so21 6so21a 7so2 8so21
tjp21 ujp21a vjp2 wjp21 xjp21a
iaq21a jaq2 kaq21 laq21a maq2
70q2 80q21 90q21a a1q2 b1q21