C31232233133313221211113313331333133313331212111111331322322131   >>    C3123223313331322121111331333133313331333121211111133132232213   <<    C31232233133313221211113313331333133313331212111111331322322133   >>      C31232233133313221211113313331333133313331212111111331322322132   >>