C31232233133313221211113313331333133313331212111111213331322323131   >>    C3123223313331322121111331333133313331333121211111121333132232313   <<    C31232233133313221211113313331333133313331212111111213331322323133   >>      C31232233133313221211113313331333133313331212111111213331322323132   >>