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": ""}
 7 S.N.   PyM illegible  w] ORCHIDACEAE  no data w   r 8 1643994      9   Asparagales Limburg >     (L.) SOÃ³ |@f     <M&   AfBinder und bei Lynburg   1850-07-16 6 Y    3 dactylorhiza maculata maculata ^7*  
{"catalogNumber": "1643994", "order": "Asparagales", "family": "Orchidaceae", "scientificName": "Dactylorhiza maculata", "scientificNameAuthorship": "(L.) So\u00c3\u00b3", "genus": "", "subgenus": "", "specificEpithet": "maculata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "illegible", "recordNumber": "s.n.", "verbatimEventDate": "1850-07-16", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Limburg", "county": "no data", "municipality": "", "locality": "AfBinder und bei Lynburg", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}