B3311331313231311331322331333132313233313231333131211113313331313331322322331   >>    B331133131323131133132233133313231323331323133313121111331333131333132232233   <<    B3311331313231311331322331333132313233313231333131211113313331313331322322333   >>      B3311331313231311331322331333132313233313231333131211113313331313331322322332   >>