avg2 bvg2w cvg2wu dvg2 evg2w
zlh2w 0lh2wu 1lh2 2lh2w 3lh2wu
oci2wu pci2 qci2w rci2wu sci2
d3i2 e3i2w f3i2wu g3i2 h3i2w
2tj2w 3tj2wu 4tj2 5tj2w 6tj2wu