C111123313121111121111331323133313331333132333133313113313332331333131223311   >>    C11112331312111112111133132313331333133313233313331311331333233133313122331   <<    C111123313121111121111331323133313331333132333133313113313332331333131223313   >>      C111123313121111121111331323133313331333132333133313113313332331333131223312   >>