B33113313132313113313223313331323132322331313113313331323133313231322311331   >>    B3311331313231311331322331333132313232233131311331333132313331323132231133   <<    B33113313132313113313223313331323132322331313113313331323133313231322311333   >>      B33113313132313113313223313331323132322331313113313331323133313231322311332   >>