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": ""}
  81798 6f  CROTON X   2004-04-09 D[8or      Q$C URB.  #Camino a La Melba, km 26-27 cerca del antiguo aserrÃ­o VePPu  1661168 W_-   o:e: Cuba  Small tree in fruit. Silica get sample ollected for DNA O|M   3h `  Malpighiales  vZ%m7 ekmanii 450 !M   HOLGUIN vb Om   Euphorbiaceae t    JORGE GUTIERREZ, PAUL E. BERRY, BENJAMIN VAN EE, AND BRETT JESTROW +[H0<  
{"catalogNumber": "1661168", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "", "scientificNameAuthorship": "Urb.", "genus": "Croton", "subgenus": "", "specificEpithet": "ekmanii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jorge Gutierrez, Paul E. Berry, Benjamin Van Ee, and Brett Jestrow", "recordNumber": "81798", "verbatimEventDate": "2004-04-09", "habitat": "", "occurrenceRemarks": "Small tree in fruit. Silica get sample collected for DNA", "associatedTaxa": "", "country": "Cuba", "stateProvince": "Holguin", "county": "", "municipality": "", "locality": "Camino a La Melba, km 26-27 cerca del antiguo aserr\u00c3\u00ado", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "450", "maximumElevationInMeters": ""}