C31232233133313221211113313331333132313331333133313331313112131   >>    C3123223313331322121111331333133313231333133313331333131311213   <<    C31232233133313221211113313331333132313331333133313331313112133   >>      C31232233133313221211113313331333132313331333133313331313112132   >>