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": ""}
 1746 i   9  Carex tonsa var. tonsa    h* ANTON A. REZNICEK      Pales S`  Cyperaceae !      7 , Baldwin Twp. 100 ft. N. of Wintergreen Rd. and 300 ft. W. of US-23; 2 mi. N.E. fo the Iosco Co. Airport. 44.330739 ?Vt7   Qi-7 1987-05-09  tonsa /q 0)  -83.391859 w._Y   iosco J   < q MICHIGAN var. %  
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex tonsa var. tonsa", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "tonsa", "identifiedBy": "Anton A. Reznicek", "recordedBy": "", "recordNumber": "1746", "verbatimEventDate": "1987-05-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Iosco", "municipality": "", "locality": "Baldwin Twp. 100 ft. N. of Wintergreen Rd. and 300 ft. W. of US-23; 2 mi. N.E. fo the Iosco Co. Airport.", "decimalLatitude": "44.330739", "decimalLongitude": "-83.391859", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}