C31232233133313221211113313331333133313331212111133131133131111233121131   >>    C3123223313331322121111331333133313331333121211113313113313111123312113   <<    C31232233133313221211113313331333133313331212111133131133131111233121133   >>      C31232233133313221211113313331333133313331212111133131133131111233121132   >>