C31232233133313221211113313331333133313331212111133132231133111   >>    C3123223313331322121111331333133313331333121211113313223113311   <<    C31232233133313221211113313331333133313331212111133132231133113   >>      C31232233133313221211113313331333133313331212111133132231133112   >>