C31232233133313221211113313331333133313331212111133132333131231311331   >>    C3123223313331322121111331333133313331333121211113313233313123131133   <<    C31232233133313221211113313331333133313331212111133132333131231311333   >>      C31232233133313221211113313331333133313331212111133132333131231311332   >>