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": ""}
   NmZ  pauciflora  cQ$ Richard Evans Schultes et Isidoro Cabrera  1643330  t     0 coDriacea   D?l DUCKE   var.  @gQ#S   hevea pauciflora var. goriacea C   O76f la pedrera  I amazoCnas  mZ K Hevea    mYa Malpighiales  colombia  0:y?  RIO CAQUETA, LA PEDRERA AND VICINITY. CERRO DE LA PEDRERA @  17769 ,  
{"catalogNumber": "1643330", "order": "Malpighiales", "family": "", "scientificName": "Hevea pauciflora var. coriacea", "scientificNameAuthorship": "Ducke", "genus": "Hevea", "subgenus": "", "specificEpithet": "pauciflora", "verbatimTaxonRank": "var.", "infraspecificEpithet": "coriacea", "identifiedBy": "", "recordedBy": "Richard Evans Schultes et Isidoro Cabrera", "recordNumber": "17769", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Colombia", "stateProvince": "Amazonas", "county": "La Pedrera", "municipality": "", "locality": "Rio Caqueta, La Pedrera and vicinity. Cerro de La Pedrera", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}