t7bs2 s7bs r7bs2v q7bs2 p7bs
4gbs 3gbs2v 2gbs2 1gbs 0gbs2v
fqas2v eqas2 dqas cqas2v bqas2
qz9r2 pz9r oz9r2v nz9r2 mz9r
188r 088r2v z88r2 y88r x88r2v