B33113313132313113313223313331323133313223313231333133112123131   >>    B3311331313231311331322331333132313331322331323133313311212313   <<    B33113313132313113313223313331323133313223313231333133112123133   >>      B33113313132313113313223313331323133313223313231333133112123132   >>