B33113313132313113313223313331323133313223313231333133313233313221131   >>    B3311331313231311331322331333132313331322331323133313331323331322113   <<    B33113313132313113313223313331323133313223313231333133313233313221133   >>      B33113313132313113313223313331323133313223313231333133313233313221132   >>