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": ""}
     L.    1952-O5-11 &wr    americana Q9 Wt     ~ 43.997319  OgH ulmus  HURON ~muZ*  TREE CA. 4" DBH. SCARCE, AT EDGE OF SWALE. g      k rosales   1123 @<   + "wilderness arboretum" ca. 14 mi. nw of bad axe, hume twp., in north-central part of the tract.   Yh  MICHIGAN
{"catalogNumber": "", "order": "Rosales", "family": "", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Ulmus", "subgenus": "", "specificEpithet": "americana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "1123", "verbatimEventDate": "1952-05-11", "habitat": "Tree ca. 4\" dbh. Scarce, at edge of swale.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Huron", "municipality": "", "locality": "\"Wilderness Arboretum\" ca. 14 mi. NW of Bad Axe, Hume Twp., in north-central part of the tract.", "decimalLatitude": "43.997319", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}