B3311331313231311331322331333132313331322331323133313331312133323221   >>    B331133131323131133132233133313231333132233132313331333131213332322   <<    B3311331313231311331322331333132313331322331323133313331312133323223   >>      B3311331313231311331322331333132313331322331323133313331312133323222   >>