C31232233133313221211113313331333133313331212111133132322133312311   >>    C3123223313331322121111331333133313331333121211113313232213331231   <<    C31232233133313221211113313331333133313331212111133132322133312313   >>      C31232233133313221211113313331333133313331212111133132322133312312   >>