C31232233133313221211113313331333133313331212111133133312233111121   >>    C3123223313331322121111331333133313331333121211113313331223311112   <<    C31232233133313221211113313331333133313331212111133133312233111123   >>      C31232233133313221211113313331333133313331212111133133312233111122   >>