C111123313121111121111331323133313331333132333133313113313221211   >>    C11112331312111112111133132313331333133313233313331311331322121   <<    C111123313121111121111331323133313331333132333133313113313221213   >>      C111123313121111121111331323133313331333132333133313113313221212   >>