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": ""}
  2003-07-19 6      UNITED STATES ZS     MICHIGAN g9   L. Yh   "VINE CRAWLING AND HANING ON OTHER TREES," "PETALS GREEN." Vc 9   sz0 175     ] Z dioscorea villosa  `U 43.17558     @=Q 1221504  ~X 2 lapeer state game area. ne of lapeer; 25 meters n of duperow lake entrance along roadside.
{"catalogNumber": "1221504", "order": "", "family": "", "scientificName": "Dioscorea villosa", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "175", "verbatimEventDate": "2003-07-19", "habitat": "", "occurrenceRemarks": "\"Vine crawling and hanging on other trees,\" \"Petals green.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Lapeer State Game Area. NE of Lapeer; 25 meters N of Duperow Lake entrance along roadside.", "decimalLatitude": "43.17558", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}