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": ""}
  +R in sandy soil, ocuring at edge of fence that encloses houghton's goldenrod colony, associated with kalmia angustifolia and solidago ptarmicoides.  YcWJ0 1991-08-04 VIOLACEAE AU[f     %v VIOLA   ^_]Y var.  C%  Viola sagittata var. ovata     g?i ovata  ccrawford s  malpighiales p  SAGITTATA 9sE#|P  Anton A. Reznicek `h     5Yr 14z75445  united states `9  1253 0yC1  (NUTT.) TORA. & A. GRAY V:a6  
{"catalogNumber": "1475445", "order": "Malpighiales", "family": "Violaceae", "scientificName": "Viola sagittata var. ovata", "scientificNameAuthorship": "(Nutt.) Torr. & A. Gray", "genus": "Viola", "subgenus": "", "specificEpithet": "sagittata", "verbatimTaxonRank": "var.", "infraspecificEpithet": "ovata", "identifiedBy": "Anton A. Reznicek", "recordedBy": "", "recordNumber": "1253", "verbatimEventDate": "1991-08-04", "habitat": "In sandy soil, occuring at edge of fence that encloses Houghton's goldenrod colony, associated with Kalmia angustifolia and Solidago ptarmicoides.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Crawford", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}