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": ""}
  M[   UNITED STATES  - s. of treat hwy., s, of shady lane, madison twp. t7sr3es25, sw qtr of ne qtr     kY Polygala sanguinea     sandy field +( w        _ ; 1997-09-06  polygalceae     *:O-h robert w. smith       sanguinea 8 
{"catalogNumber": "", "order": "", "family": "Polygalaceae", "scientificName": "Polygala sanguinea", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "sanguinea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert W. Smith", "recordNumber": "", "verbatimEventDate": "1997-09-06", "habitat": "sandy field", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "s. of Treat Hwy., s, of Shady Lane, Madison Twp. T7SR3ES25, sw qtr of ne qtr", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}