B33113313132313113313223313331323132322331323122121122112311331   >>    B3311331313231311331322331333132313232233132312212112211231133   <<    B33113313132313113313223313331323132322331323122121122112311333   >>      B33113313132313113313223313331323132322331323122121122112311332   >>