B33113313132313113313223313331323133313223313231333133313231321123211   >>    B3311331313231311331322331333132313331322331323133313331323132112321   <<    B33113313132313113313223313331323133313223313231333133313231321123213   >>      B33113313132313113313223313331323133313223313231333133313231321123212   >>