C31232233133313221211113313331333133313331212111133132322133313123232331   >>    C3123223313331322121111331333133313331333121211113313232213331312323233   <<    C31232233133313221211113313331333133313331212111133132322133313123232333   >>      C31232233133313221211113313331333133313331212111133132322133313123232332   >>