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": ""}
  ;)4g United States  2% 43.78161  r  (SCHULT.) FRECKMANN    1988-06-21 r<vLc     T16N R17W S13 (NW1/4) 40, =   pm Dichanthelium spretum   William W. Brodovich T,2   ^ s.n.  "this marsh had lots of sphagnum with some chamaedaphne & carex oligosperma. ph=5.2" KAUS    `P-  t16n r17w s13 (nw1/4) SPRETUM /   gtaq7 poales   1307352 (  -86.28806 k_J@r 
{"catalogNumber": "1307352", "order": "Poales", "family": "", "scientificName": "Dichanthelium spretum", "scientificNameAuthorship": "(Schult.) Freckmann", "genus": "", "subgenus": "", "specificEpithet": "spretum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "William W. Brodovich", "recordNumber": "s.n.", "verbatimEventDate": "1988-06-21", "habitat": "", "occurrenceRemarks": "\"This marsh had lots of Sphagnum with some Chamaedaphne & Carex oligosperma. pH=5.2\"", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "T16N R17W S13 (NW1/4)", "decimalLatitude": "43.78161", "decimalLongitude": "-86.28806", "verbatimCoordinates": "T16N R17W S13 (NW1/4)", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}