B3311331313231311331322331333132313132313331323223313232213231323331121   >>    B331133131323131133132233133313231313231333132322331323221323132333112   <<    B3311331313231311331322331333132313132313331323223313232213231323331123   >>      B3311331313231311331322331333132313132313331323223313232213231323331122   >>