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": ""}
 drosera -   V@= 589 1464674 +3&     Du L united states  rotundifolia JE   Droseraceae UL1r(   DROSERAROTUNDIFOLIA z9 2    Q SHINGLETON FEN, T45N, R18W, IN NW 1/4 NE 1/4 SEC.1  ON STRINGS IN PATTERNED FEN _  -86.49719 Tig ~  CARYOMPHYLLALES d   3p 1985-07-21   BOQ-D 46.33007 Barbara J. Madsen sZ]RE   $6sD6 SCHOOLCRAFT  L. r   X+  michigan 
{"catalogNumber": "1464674", "order": "Caryophyllales", "family": "Droseraceae", "scientificName": "Drosera rotundifolia", "scientificNameAuthorship": "L.", "genus": "Drosera", "subgenus": "", "specificEpithet": "rotundifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Barbara J. Madsen", "recordNumber": "589", "verbatimEventDate": "1985-07-21", "habitat": "on strings in patterned fen", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Schoolcraft", "municipality": "", "locality": "Shingleton Fen, T45N, R18W, in NW 1/4 NE 1/4 sec.1", "decimalLatitude": "46.33007", "decimalLongitude": "-86.49719", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}