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": ""}
   11808 h  1968-05-31 K4l   XN Byrsonima densa   a brazil densa  ?   B J. M. PIRES & N. T. SILVA  8! MALPIGHIACEAE  q N BYRSONIMA   ZfA MALPIGHALES  BELEM ^         t*Mtf PARÃ¡  /  CONTACT UM HERBARIUM  (Poiret) DC. 4$q   1547880  1QR< 
{"catalogNumber": "1547880", "order": "Malpighiales", "family": "Malpighiaceae", "scientificName": "Byrsonima densa", "scientificNameAuthorship": "(Poiret) DC.", "genus": "Byrsonima", "subgenus": "", "specificEpithet": "densa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "J. M. Pires & N. T. Silva", "recordNumber": "11808", "verbatimEventDate": "1968-05-31", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Brazil", "stateProvince": "Par\u00c3\u00a1", "county": "Belem", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}