B33113313132313113313223313331323133313223313231333133112213122331   >>    B3311331313231311331322331333132313331322331323133313311221312233   <<    B33113313132313113313223313331323133313223313231333133112213122333   >>      B33113313132313113313223313331323133313223313231333133112213122332   >>