sitk ritk2k qitk2 pitk oitk2k
3rsk2k 2rsk2 1rsk 0rsk2k zrsk2
e1rk2 d1rk c1rk2k b1rk2 a1rk
park oark2k nark2 mark lark2k
0jqk2k zjqk2 yjqk xjqk2k wjqk2