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": ""}
1951-08-16 G  K7   <30Lv Mela=nthiaceae  elegans |s   : -86.318417    IO 1472266    MICHIGAN  rG    Lbno LILIALES  tg R 12640 just north of manistee. r   ?] man(istee UNITED STATES CNb,  (Pursh) Rydb. _t#    ]j 9w 44.265595     J  Rogers McVaugh Anticlea elegans Mcj    / Abundant on high dunes.  
{"catalogNumber": "1472266", "order": "Liliales", "family": "Melanthiaceae", "scientificName": "Anticlea elegans", "scientificNameAuthorship": "(Pursh) Rydb.", "genus": "", "subgenus": "", "specificEpithet": "elegans", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Rogers McVaugh", "recordNumber": "12640", "verbatimEventDate": "1951-08-16", "habitat": "Abundant on high dunes.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Manistee", "municipality": "", "locality": "Just north of Manistee.", "decimalLatitude": "44.265595", "decimalLongitude": "-86.318417", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}