B3311331313231311331322331333132313331322121133133313331311331131   >>    B331133131323131133132233133313231333132212113313331333131133113   <<    B3311331313231311331322331333132313331322121133133313331311331133   >>      B3311331313231311331322331333132313331322121133133313331311331132   >>