B3311331313231311331322331333132313331323223312113313331333133313221131133131   >>    B331133131323131133132233133313231333132322331211331333133313331322113113313   <<    B3311331313231311331322331333132313331323223312113313331333133313221131133133   >>      B3311331313231311331322331333132313331323223312113313331333133313221131133132   >>