C31232233133313221211113313331333132313331322121111112112113131   >>    C3123223313331322121111331333133313231333132212111111211211313   <<    C31232233133313221211113313331333132313331322121111112112113133   >>      C31232233133313221211113313331333132313331322121111112112113132   >>