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": ""}
  O IN OPEN SANDY SOIL OF OLD FIELD.  William S. Martinus GN   tenue X n       TO A.A. REZNICWEK UNITED STATES *L    u2K3 Grose Park; 3 miles north of Conklin. 600' south of Hoover St., 300 east of 24th Ave.  R: POLYGONUM Ottawa =eQsY   rF 2017-09-10 43.1742222222 P!          O RBx -85.848 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Polygonum", "subgenus": "", "specificEpithet": "tenue", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "A.A. Reznicek", "recordedBy": "William S. Martinus", "recordNumber": "", "verbatimEventDate": "2017-09-10", "habitat": "In open sandy soil of old field.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Ottawa", "municipality": "", "locality": "Grose Park; 3 miles north of Conklin. 600' south of Hoover St., 300' east of 24th Ave.", "decimalLatitude": "43.1742222222", "decimalLongitude": "-85.848", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}