C111123313121111121111331333133313331333132333133313231333132313111121   >>    C11112331312111112111133133313331333133313233313331323133313231311112   <<    C111123313121111121111331333133313331333132333133313231333132313111123   >>      C111123313121111121111331333133313331333132333133313231333132313111122   >>