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": ""}
   1543075 |  alabama o8   b. van ee Xsm  alabamensis R   `A   366a Croton alabamensis +2 4    weI9 malpighiales  +j,2 33Â°15.915' N 087Â°25.141' W   r] Tuscaloosa   United States -    G)@a 56   9z v  33.26525 euphorbiaceae /t7  -87.4190167 V    n946m 2003-03-21  5bC CROTON  
{"catalogNumber": "1543075", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Croton alabamensis", "scientificNameAuthorship": "", "genus": "Croton", "subgenus": "", "specificEpithet": "alabamensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "B. van Ee", "recordNumber": "366a", "verbatimEventDate": "2003-03-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Alabama", "county": "Tuscaloosa", "municipality": "", "locality": "", "decimalLatitude": "33.26525", "decimalLongitude": "-87.4190167", "verbatimCoordinates": "33\u00c2\u00b015.915' N 087\u00c2\u00b025.141' W", "minimumElevationInMeters": "56", "maximumElevationInMeters": ""}