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": ""}
 Jy CRUZEIRO DO SL       croton gigantifolius ?F   s^3 1544302      IJ% Acre    eb croton  m   p.e.berry & secco  Municipio Cruzeiro do Sul; along road BR-307 west of Cruzeiro do Sul Airport to Peruvian Border rcyKU     Nmwgj -7.4  6&%: gigantifolius   
{"catalogNumber": "1544302", "order": "", "family": "", "scientificName": "Croton gigantifolius", "scientificNameAuthorship": "P.E.Berry & Secco", "genus": "Croton", "subgenus": "", "specificEpithet": "gigantifolius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Acre", "county": "Cruzeiro Do Sul", "municipality": "", "locality": "Municipio Cruzeiro do Sul; along road BR-307 west of Cruzeiro do Sul Airport to Peruvian Border", "decimalLatitude": "-7.4", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}