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": ""}
   _ N MALDONADO           michael j. huft |d#iVF       #QcWm BAILL.  MIRADOR NATIONAL MONUMENT, NEAR M. 93, 12 KM. WEST OF PAN DE AZUCAR |     1543934 O  21311 p 
{"catalogNumber": "1543934", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "Baill.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Michael J. Huft", "recordedBy": "", "recordNumber": "21311", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Maldonado", "county": "", "municipality": "", "locality": "Mirador National Monument, near Km. 93, 12 km. west of Pan de Azucar", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}