C31232233133313221211113313331333132313331322121133133313331311213112131   >>    C3123223313331322121111331333133313231333132212113313331333131121311213   <<    C31232233133313221211113313331333132313331322121133133313331311213112133   >>      C31232233133313221211113313331333132313331322121133133313331311213112132   >>