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": ""}
Calamovilf4 longifolia var. magna  i    sandy shore NM    ^E 1921-07-30    o POACEAE  1663 4MZ   De9h8 big stone bay MAGNA iWJ  EMMET ~r1  United States g   f1V -84.899292  +c longifolia Calamovilfa SP4  +John H. Ehlers  EJc    a,: VAR. Michig4n  O   ]..Lg SCRIBN. & MERR.  1308427 7w   0 POALES  >Ezy 45.747058 
{"catalogNumber": "1308427", "order": "Poales", "family": "Poaceae", "scientificName": "Calamovilfa longifolia var. magna", "scientificNameAuthorship": "Scribn. & Merr.", "genus": "Calamovilfa", "subgenus": "", "specificEpithet": "longifolia", "verbatimTaxonRank": "var.", "infraspecificEpithet": "magna", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "1663", "verbatimEventDate": "1921-07-30", "habitat": "Sandy shore", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Emmet", "municipality": "", "locality": "Big Stone Bay", "decimalLatitude": "45.747058", "decimalLongitude": "-84.899292", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}