uqdcr2 tqdcr sqdc rqdcr2 qqdcr
5zccr 4zcc 3zccr2 2zccr 1zcc
g9bc f9bcr2 e9bcr d9bc c9bcr2
ribcr2 qibcr pibc oibcr2 nibcr
2racr 1rac 0racr2 zracr yrac