B3311331313231311331322331333132313331322331323133313331333133313232223222331   >>    B331133131323131133132233133313231333132233132313331333133313331323222322233   <<    B3311331313231311331322331333132313331322331323133313331333133313232223222333   >>      B3311331313231311331322331333132313331322331323133313331333133313232223222332   >>