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": ""}
 N=d 12494     M~oo Carex hirtifolia Lambton : *w    1372980 z     T6 Ontario   c  Brooke Township, Sydenham River, 5.7 km SSE of Alvinst0n Post Office, E side of river.  w4 Mack.  TGQ HIRTIFOLIA 1991-05-20 ^   z9a  UTM 316367, Map 40I/13, Square 17MT33          uSnn michael j. oldham cyperaceae oOk$ 
{"catalogNumber": "1372980", "order": "", "family": "Cyperaceae", "scientificName": "Carex hirtifolia", "scientificNameAuthorship": "Mack.", "genus": "", "subgenus": "", "specificEpithet": "hirtifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Michael J. Oldham", "recordNumber": "12494", "verbatimEventDate": "1991-05-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Ontario", "county": "Lambton", "municipality": "", "locality": "Brooke Township, Sydenham River, 5.7 km SSE of Alvinston Post Office, E side of river.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "UTM 316367, Map 40I/13, Square 17MT33", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}