C31232233133313221211113313331333133313331212111133132313221223311   >>    C3123223313331322121111331333133313331333121211113313231322122331   <<    C31232233133313221211113313331333133313331212111133132313221223313   >>      C31232233133313221211113313331333133313331212111133132313221223312   >>