B33113313132313113313223313331323132313233313331312111133133313113313221322121   >>    B3311331313231311331322331333132313231323331333131211113313331311331322132212   <<    B33113313132313113313223313331323132313233313331312111133133313113313221322123   >>      B33113313132313113313223313331323132313233313331312111133133313113313221322122   >>