What is the geo code of the township with ANSI code 1759243?
{'header': ['Township', 'County', 'Pop. (2010)', 'Land ( sqmi )', 'Water (sqmi)', 'Latitude', 'Longitude', 'GEO ID', 'ANSI code'], 'page_title': 'List of townships in North Dakota', 'page_id': '', 'types': ['text', 'text', 'real', 'text', 'text', 'text', 'text', 'real', 'real'], 'id': '1-18600760-9', 'section_title': 'I', 'caption': 'I', 'rows': [['Ibsen', 'Richland', '105', '36.238', '0.000', '46.325995', '-96.841226', '3807739700', '1036840'], ['Idaho', 'Mountrail', '493', '33.600', '1.146', '48.329097', '-102.369734', '3806139740', '1037046'], ['Illinois', 'Nelson', '70', '35.018', '1.227', '47.980183', '-98.466110', '3806339820', '1036575'], ['Impark', 'Benson', '29', '31.682', '4.318', '48.142019', '-99.790245', '3800539860', '1759243'], ['Inkster', 'Grand Forks', '139', '35.407', '0.173', '48.144102', '-97.719856', '3803540020', '1036626'], ['Iosco', 'Stutsman', '17', '33.597', '2.292', '47.044255', '-99.287270', '3809340100', '1036493'], ['Iota Flat', 'Ward', '39', '35.381', '0.724', '47.884289', '-101.157027', '3810140140', '1759682'], ['Iowa', 'Benson', '25', '33.566', '2.323', '48.250829', '-99.789896', '3800540180', '1759244'], ['Irvine', 'Benson', '16', '35.889', '0.714', '48.332679', '-99.255030', '3800540220', '1759245'], ['Isabel', 'Benson', '46', '35.505', '0.593', '48.064751', '-99.653077', '3800540260', '1759246'], ['Island Park', 'Ransom', '262', '33.838', '0.051', '46.407660', '-97.731546', '3807340300', '1036871'], ['Isley', 'Ransom', '44', '35.882', '0.225', '46.333228', '-97.961633', '3807340340', '1036864']], 'name': 'table_18600760_9'}