B3311331313231311331322331333132313331323331331121311331323132323321   >>    B331133131323131133132233133313231333132333133112131133132313232332   <<    B3311331313231311331322331333132313331323331331121311331323132323323   >>      B3311331313231311331322331333132313331323331331121311331323132323322   >>