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": ""}
  Mig  L.  S^XE 1926-07    XW)`% Middlesex  P drosera rotundifolia canada 6o]~v    ` N w. h. r. werner bogs ;  rotundifolia Y*W   CARYpOPHYLLALES c.,  byron 9h#_j     1660223 D4      ;> ontario   [This is now in the City of London] T 3    Ww  ] DROSERACEAE Drosera 2[H( 
{"catalogNumber": "1660223", "order": "Caryophyllales", "family": "Droseraceae", "scientificName": "Drosera rotundifolia", "scientificNameAuthorship": "L.", "genus": "Drosera", "subgenus": "", "specificEpithet": "rotundifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. H. R. Werner", "recordNumber": "", "verbatimEventDate": "1926-07", "habitat": "Bogs", "occurrenceRemarks": "[This is now in the City of London]", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Middlesex", "municipality": "", "locality": "Byron", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}