B3311331313231311331322331333132313331322331323133313331312113313113313221131   >>    B331133131323131133132233133313231333132233132313331333131211331311331322113   <<    B3311331313231311331322331333132313331322331323133313331312113313113313221133   >>      B3311331313231311331322331333132313331322331323133313331312113313113313221132   >>