B33113313132313113313223313331323133313223313231333132313231322131121221   >>    B3311331313231311331322331333132313331322331323133313231323132213112122   <<    B33113313132313113313223313331323133313223313231333132313231322131121223   >>      B33113313132313113313223313331323133313223313231333132313231322131121222   >>