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": ""}
 81858 PC      (2Wb  -74.7305     m 1 MUN. BARACOA, AL SUR DEL POBLADO DE SANTA MARIA 3N LA SUBIDA HACIA LA MINA IBERIA  leucocroton ekmanii xAoL      EUPHORBIACEAE Pg;Ls      ekmanii -k0:=     $8e 2004-04-14  
{"catalogNumber": "", "order": "", "family": "Euphorbiaceae", "scientificName": "Leucocroton ekmanii", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "ekmanii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "81858", "verbatimEventDate": "2004-04-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Mun. Baracoa, al sur del poblado de Santa Maria en la subida hacia la Mina Iberia", "decimalLatitude": "", "decimalLongitude": "-74.7305", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}