Refactor the unstructured text into a valid JSON dictionary. The key names follow the Darwin Core Archive Standard. If a key lacks content, then insert an empty string. Fill in the following JSON structure as required: {"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}
 1973-6-17 76  simcoe >     g He POALES    C4NADA ,-6      B buxbaumYii   G CYPERACEAE CAREX BUXBAUMII _      5, 3855   W conc. xiii lot 4, tay twp.   YMMZ edge of large sedge marsh with carex lanuginosa.  l ontario WAHLENB. N _OR       
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex buxbaumii", "scientificNameAuthorship": "Wahlenb.", "genus": "", "subgenus": "", "specificEpithet": "buxbaumii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "3855", "verbatimEventDate": "1973-06-17", "habitat": "Edge of large sedge marsh with Carex lanuginosa.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Simcoe", "municipality": "", "locality": "Conc. XIII Lot 4, Tay Twp.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}