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": ""}
H. C. Medford ;6     1931-07-18 a 1  1374307 haJd   PtgD cyperaceae     4376 canada ~u     Q ALGOMA   l Carex intumescens var. |intumescens    POALES d?   Cn;+ intumescens  W  h Carl O. Grassl   M carex var. a|qv   zt`| BANK OF AGAWA RIVER.    G%z ontario 
{"catalogNumber": "1374307", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex intumescens var. intumescens", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "intumescens", "identifiedBy": "H. C. Medford", "recordedBy": "Carl O. Grassl", "recordNumber": "4376", "verbatimEventDate": "1931-07-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Algoma", "municipality": "", "locality": "Bank of Agawa River.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}