2-r0 3-r0 6-r180
5-r0 4-r0 7-r180
8-r0 1-r90 9-r270
9-r180 7-r0 2-r180
3-r0 8-r270 5-r180
6-r0 1-r0 4-r0
8-r90 1-r0 9-r0
5-r0 4-r0 7-r180
2-r0 3-r270 6-r270