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": ""}
  Ng?Wu united states   growing in old pasture with grasses.   l7  -87.66602 !c     i 34  f3 L.  vuYg^ marquette 1992-08-07 y,.   i4t 1467883  zKtP potenilla potentilla recta =F ~   nw1/4 se1/4 sec. 34 t48n r27w. 6   n RECTA     e  MICHIGAN  GSk joPhn s. gorto Rosales mF]   ROSACEAE S74   ^`Q 46.51377 
{"catalogNumber": "1467883", "order": "Rosales", "family": "Rosaceae", "scientificName": "Potentilla recta", "scientificNameAuthorship": "L.", "genus": "Potentilla", "subgenus": "", "specificEpithet": "recta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John S. Gorto", "recordNumber": "34", "verbatimEventDate": "1992-08-07", "habitat": "Growing in old pasture with grasses.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Marquette", "municipality": "", "locality": "NW1/4 SE1/4 Sec. 34 T48N R27W.", "decimalLatitude": "46.51377", "decimalLongitude": "-87.66602", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}