12br 22br9 32br9x 42br 52br9

qtcr9 rtcr9x stcr ttcr9 utcr9x

fkdr9x gkdr hkdr9 ikdr9x jkdr

4aer 5aer9 6aer9x 7aer 8aer9

t1er9 u1er9x v1er w1er9 x1er9x