C31232233133313221211113313331333133313331212111111331311331333133221   >>    C3123223313331322121111331333133313331333121211111133131133133313322   <<    C31232233133313221211113313331333133313331212111111331311331333133223   >>      C31232233133313221211113313331333133313331212111111331311331333133222   >>