B3311331313231311331322331333132313331323331312111133132313221323221   >>    B331133131323131133132233133313231333132333131211113313231322132322   <<    B3311331313231311331322331333132313331323331312111133132313221323223   >>      B3311331313231311331322331333132313331323331312111133132313221323222   >>