B33113313132313113313223313331323133313223313231333133313121111331312323311221   >>    B3311331313231311331322331333132313331322331323133313331312111133131232331122   <<    B33113313132313113313223313331323133313223313231333133313121111331312323311223   >>      B33113313132313113313223313331323133313223313231333133313121111331312323311222   >>